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Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 194 (from laksa169)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa194.int.ahrefs:8124/' \
  -H 'Content-Type: text/plain' \
  -H 'X-ClickHouse-Database: crawler3' \
  -H 'Authorization: Basic YXBpOg==' \
  -d 'SELECT getAhrefsURLFromUnparsed(src_unparsed) AS found_url, ifNull(toUnixTimestamp(download_stamp), 0) AS crawl_time, ifNull(toUnixTimestamp(props_url_first_seen), 0) AS first_indexed_time, download_http_code AS http_code, src_unparsed AS src_unparsed, src_root_hash AS src_root_hash, history_drop_reason AS history_drop_reason, meta_title AS meta_title, meta_descriptions AS meta_descriptions, attrs_boilerpipe_text AS attrs_boilerpipe_text, attrs_markdown AS attrs_markdown, attrs_readable_markdown AS attrs_readable_markdown, meta_canonical AS meta_canonical FROM crawler3.page_info_local FINAL PREWHERE (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_nans.html\')), getAhrefsUnparsedNoserviceFromURL(\'https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_nans.html\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nans.html","crawl_time":1775762125,"first_indexed_time":1732735449,"http_code":200,"src_unparsed":"rs,pola!docs,\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nans.html s443","src_root_hash":"15785171083524017994","history_drop_reason":null,"meta_title":"polars.DataFrame.drop_nans — Polars documentation","meta_descriptions":[],"attrs_boilerpipe_text":"DataFrame.\ndrop_nans\n(\nsubset\n:\nColumnNameOrSelector\n|\nCollection\n[\nColumnNameOrSelector\n]\n|\nNone\n=\nNone\n,\n)\n→\nDataFrame\n[source]\n#\nDrop all rows that contain one or more NaN values.\nThe original order of the remaining rows is preserved.\nParameters\n:\nsubset\nColumn name(s) for which NaN values are considered; if set to\nNone\n(default), use all columns (note that only floating-point columns\ncan contain NaNs).\nNotes\nA NaN value is not the same as a null value.\nTo drop null values, use\ndrop_nulls()\n.\nExamples\n>>>\ndf\n=\npl\n.\nDataFrame\n(\n...\n{\n...\n\"foo\"\n:\n[\n-\n20.5\n,\nfloat\n(\n\"nan\"\n),\n80.0\n],\n...\n\"bar\"\n:\n[\nfloat\n(\n\"nan\"\n),\n110.0\n,\n25.5\n],\n...\n\"ham\"\n:\n[\n\"xxx\"\n,\n\"yyy\"\n,\nNone\n],\n...\n}\n...\n)\nThe default behavior of this method is to drop rows where any single\nvalue in the row is NaN:\n>>>\ndf\n.\ndrop_nans\n()\nshape: (1, 3)\n┌──────┬──────┬──────┐\n│ foo  ┆ bar  ┆ ham  │\n│ ---  ┆ ---  ┆ ---  │\n│ f64  ┆ f64  ┆ str  │\n╞══════╪══════╪══════╡\n│ 80.0 ┆ 25.5 ┆ null │\n└──────┴──────┴──────┘\nThis behaviour can be constrained to consider only a subset of columns, as\ndefined by name, or with a selector. For example, dropping rows only if\nthere is a NaN in the “bar” column:\n>>>\ndf\n.\ndrop_nans\n(\nsubset\n=\n[\n\"bar\"\n])\nshape: (2, 3)\n┌──────┬───────┬──────┐\n│ foo  ┆ bar   ┆ ham  │\n│ ---  ┆ ---   ┆ ---  │\n│ f64  ┆ f64   ┆ str  │\n╞══════╪═══════╪══════╡\n│ NaN  ┆ 110.0 ┆ yyy  │\n│ 80.0 ┆ 25.5  ┆ null │\n└──────┴───────┴──────┘\nDropping a row only if\nall\nvalues are NaN requires a different formulation:\n>>>\ndf\n=\npl\n.\nDataFrame\n(\n...\n{\n...\n\"a\"\n:\n[\nfloat\n(\n\"nan\"\n),\nfloat\n(\n\"nan\"\n),\nfloat\n(\n\"nan\"\n),\nfloat\n(\n\"nan\"\n)],\n...\n\"b\"\n:\n[\n10.0\n,\n2.5\n,\nfloat\n(\n\"nan\"\n),\n5.25\n],\n...\n\"c\"\n:\n[\n65.75\n,\nfloat\n(\n\"nan\"\n),\nfloat\n(\n\"nan\"\n),\n10.5\n],\n...\n}\n...\n)\n>>>\ndf\n.\nfilter\n(\n~\npl\n.\nall_horizontal\n(\npl\n.\nall\n()\n.\nis_nan\n()))\nshape: (3, 3)\n┌─────┬──────┬───────┐\n│ a   ┆ b    ┆ c     │\n│ --- ┆ ---  ┆ ---   │\n│ f64 ┆ f64  ┆ f64   │\n╞═════╪══════╪═══════╡\n│ NaN ┆ 10.0 ┆ 65.75 │\n│ NaN ┆ 2.5  ┆ NaN   │\n│ NaN ┆ 5.25 ┆ 10.5  │\n└─────┴──────┴───────┘","attrs_markdown":"[Skip to main content](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nans.html#main-content)\n\nBack to top\n\n[![Polars documentation - Home](https:\/\/raw.githubusercontent.com\/pola-rs\/polars-static\/master\/logos\/polars-logo-dark-medium.png) ![Polars documentation - Home](https:\/\/raw.githubusercontent.com\/pola-rs\/polars-static\/master\/logos\/polars-logo-dimmed-medium.png)](https:\/\/docs.pola.rs\/api\/python\/dev\/index.html)\n\n- [Python API reference](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/index.html)\n- [User guide](https:\/\/docs.pola.rs\/)\n- [Polars Cloud API reference](https:\/\/docs.cloud.pola.rs\/reference\/index.html)\n\nSearch `Ctrl`\\+`K`\n\nChoose version\n\n- [GitHub](https:\/\/github.com\/pola-rs\/polars \"GitHub\")\n- [Discord](https:\/\/discord.gg\/4UfP5cfBE7 \"Discord\")\n- [X\/Twitter](https:\/\/x.com\/datapolars \"X\/Twitter\")\n- [Bluesky](https:\/\/bsky.app\/profile\/pola.rs \"Bluesky\")\n\nSearch `Ctrl`\\+`K`\n\n- [Python API reference](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/index.html)\n- [User guide](https:\/\/docs.pola.rs\/)\n- [Polars Cloud API reference](https:\/\/docs.cloud.pola.rs\/reference\/index.html)\n\nChoose version\n\n- [GitHub](https:\/\/github.com\/pola-rs\/polars \"GitHub\")\n- [Discord](https:\/\/discord.gg\/4UfP5cfBE7 \"Discord\")\n- [X\/Twitter](https:\/\/x.com\/datapolars \"X\/Twitter\")\n- [Bluesky](https:\/\/bsky.app\/profile\/pola.rs \"Bluesky\")\n\nSection Navigation\n\n- [DataFrame](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/index.html)\n  - 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[polars.DataFrame.columns](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.columns.html)\n    - [polars.DataFrame.dtypes](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.dtypes.html)\n    - [polars.DataFrame.flags](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.flags.html)\n    - [polars.DataFrame.height](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.height.html)\n    - [polars.DataFrame.schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.schema.html)\n    - [polars.DataFrame.shape](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.shape.html)\n    - [polars.DataFrame.width](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.width.html)\n  - [Computation](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/computation.html)\n    - 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[polars.DataFrame.is\\_empty](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.is_empty.html)\n    - [polars.DataFrame.is\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.is_unique.html)\n    - [polars.DataFrame.n\\_chunks](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.n_chunks.html)\n    - [polars.DataFrame.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.n_unique.html)\n    - [polars.DataFrame.null\\_count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.null_count.html)\n    - [polars.DataFrame.show](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.show.html)\n  - [Export](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/export.html)\n    - [polars.DataFrame.\\_\\_array\\_\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.__array__.html)\n    - [polars.DataFrame.\\_\\_arrow\\_c\\_stream\\_\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.__arrow_c_stream__.html)\n    - [polars.DataFrame.\\_\\_dataframe\\_\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.__dataframe__.html)\n    - [polars.DataFrame.to\\_arrow](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.to_arrow.html)\n    - [polars.DataFrame.to\\_dict](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.to_dict.html)\n    - [polars.DataFrame.to\\_dicts](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.to_dicts.html)\n    - [polars.DataFrame.to\\_init\\_repr](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.to_init_repr.html)\n    - [polars.DataFrame.to\\_jax](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.to_jax.html)\n    - 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[polars.DataFrame.group\\_by\\_dynamic](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.group_by_dynamic.html)\n    - [polars.DataFrame.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.head.html)\n    - [polars.DataFrame.hstack](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.hstack.html)\n    - [polars.DataFrame.insert\\_column](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.insert_column.html)\n    - [polars.DataFrame.interpolate](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.interpolate.html)\n    - [polars.DataFrame.item](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.item.html)\n    - [polars.DataFrame.iter\\_columns](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.iter_columns.html)\n    - [polars.DataFrame.iter\\_rows](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.iter_rows.html)\n    - [polars.DataFrame.iter\\_slices](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.iter_slices.html)\n    - [polars.DataFrame.join](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.join.html)\n    - [polars.DataFrame.join\\_asof](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.join_asof.html)\n    - [polars.DataFrame.join\\_where](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.join_where.html)\n    - [polars.DataFrame.limit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.limit.html)\n    - [polars.DataFrame.match\\_to\\_schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.match_to_schema.html)\n    - [polars.DataFrame.melt](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.melt.html)\n    - [polars.DataFrame.merge\\_sorted](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.merge_sorted.html)\n    - [polars.DataFrame.partition\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.partition_by.html)\n    - [polars.DataFrame.pipe](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.pipe.html)\n    - [polars.DataFrame.pivot](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.pivot.html)\n    - [polars.DataFrame.rechunk](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.rechunk.html)\n    - [polars.DataFrame.remove](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.remove.html)\n    - [polars.DataFrame.rename](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.rename.html)\n    - [polars.DataFrame.replace\\_column](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.replace_column.html)\n    - [polars.DataFrame.reverse](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.reverse.html)\n    - [polars.DataFrame.rolling](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.rolling.html)\n    - [polars.DataFrame.row](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.row.html)\n    - [polars.DataFrame.rows](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.rows.html)\n    - [polars.DataFrame.rows\\_by\\_key](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.rows_by_key.html)\n    - [polars.DataFrame.sample](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.sample.html)\n    - [polars.DataFrame.select](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.select.html)\n    - [polars.DataFrame.select\\_seq](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.select_seq.html)\n    - [polars.DataFrame.set\\_sorted](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.set_sorted.html)\n    - [polars.DataFrame.shift](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.shift.html)\n    - [polars.DataFrame.shrink\\_to\\_fit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.shrink_to_fit.html)\n    - [polars.DataFrame.slice](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.slice.html)\n    - [polars.DataFrame.sort](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.sort.html)\n    - [polars.DataFrame.sql](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.sql.html)\n    - [polars.DataFrame.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.tail.html)\n    - [polars.DataFrame.to\\_dummies](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.to_dummies.html)\n    - [polars.DataFrame.to\\_series](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.to_series.html)\n    - [polars.DataFrame.top\\_k](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.top_k.html)\n    - [polars.DataFrame.transpose](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.transpose.html)\n    - [polars.DataFrame.unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.unique.html)\n    - [polars.DataFrame.unnest](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.unnest.html)\n    - [polars.DataFrame.unpivot](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.unpivot.html)\n    - [polars.DataFrame.unstack](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.unstack.html)\n    - [polars.DataFrame.update](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.update.html)\n    - [polars.DataFrame.upsample](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.upsample.html)\n    - [polars.DataFrame.vstack](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.vstack.html)\n    - [polars.DataFrame.with\\_columns](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.with_columns.html)\n    - [polars.DataFrame.with\\_columns\\_seq](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.with_columns_seq.html)\n    - [polars.DataFrame.with\\_row\\_count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.with_row_count.html)\n    - [polars.DataFrame.with\\_row\\_index](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.with_row_index.html)\n  - [Miscellaneous](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/miscellaneous.html)\n    - [polars.DataFrame.collect\\_schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.collect_schema.html)\n    - [polars.DataFrame.corr](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.corr.html)\n    - [polars.DataFrame.equals](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.equals.html)\n    - [polars.DataFrame.lazy](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.lazy.html)\n    - [polars.DataFrame.map\\_columns](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.map_columns.html)\n    - [polars.DataFrame.map\\_rows](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.map_rows.html)\n    - [polars.DataFrame.deserialize](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.deserialize.html)\n    - [polars.DataFrame.serialize](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.serialize.html)\n  - [Plot](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/plot.html)\n  - [Style](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/style.html)\n\n- [LazyFrame](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/index.html)\n  - [Aggregation](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/aggregation.html)\n    - [polars.LazyFrame.count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.count.html)\n    - [polars.LazyFrame.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.max.html)\n    - [polars.LazyFrame.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.mean.html)\n    - [polars.LazyFrame.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.median.html)\n    - [polars.LazyFrame.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.min.html)\n    - [polars.LazyFrame.null\\_count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.null_count.html)\n    - [polars.LazyFrame.quantile](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.quantile.html)\n    - [polars.LazyFrame.std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.std.html)\n    - [polars.LazyFrame.sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.sum.html)\n    - [polars.LazyFrame.var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.var.html)\n  - [Attributes](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/attributes.html)\n    - [polars.LazyFrame.columns](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.columns.html)\n    - [polars.LazyFrame.dtypes](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.dtypes.html)\n    - [polars.LazyFrame.schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.schema.html)\n    - [polars.LazyFrame.width](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.width.html)\n  - [Descriptive](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/descriptive.html)\n    - [polars.LazyFrame.describe](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.describe.html)\n    - [polars.LazyFrame.explain](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.explain.html)\n    - [polars.LazyFrame.show\\_graph](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.show_graph.html)\n    - [polars.LazyFrame.show](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.show.html)\n  - [GroupBy](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/group_by.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.agg](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.agg.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.all.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.count.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.first](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.first.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.having](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.having.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.head.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.last](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.last.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.len](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.len.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.map\\_groups](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.map_groups.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.max.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.mean.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.median.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.min.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.n_unique.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.quantile](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.quantile.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.sum.html)\n    - [polars.lazyframe.group\\_by.LazyGroupBy.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.group_by.LazyGroupBy.tail.html)\n  - [Manipulation\/selection](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/modify_select.html)\n    - [polars.LazyFrame.\\_\\_getitem\\_\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.__getitem__.html)\n    - [polars.LazyFrame.approx\\_n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.approx_n_unique.html)\n    - [polars.LazyFrame.bottom\\_k](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.bottom_k.html)\n    - [polars.LazyFrame.cast](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.cast.html)\n    - [polars.LazyFrame.clear](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.clear.html)\n    - [polars.LazyFrame.clone](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.clone.html)\n    - [polars.LazyFrame.drop](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.drop.html)\n    - [polars.LazyFrame.drop\\_nans](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.drop_nans.html)\n    - [polars.LazyFrame.drop\\_nulls](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.drop_nulls.html)\n    - [polars.LazyFrame.explode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.explode.html)\n    - [polars.LazyFrame.fill\\_nan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.fill_nan.html)\n    - [polars.LazyFrame.fill\\_null](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.fill_null.html)\n    - [polars.LazyFrame.filter](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.filter.html)\n    - [polars.LazyFrame.first](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.first.html)\n    - [polars.LazyFrame.gather\\_every](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.gather_every.html)\n    - [polars.LazyFrame.group\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.group_by.html)\n    - [polars.LazyFrame.group\\_by\\_dynamic](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.group_by_dynamic.html)\n    - [polars.LazyFrame.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.head.html)\n    - [polars.LazyFrame.inspect](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.inspect.html)\n    - [polars.LazyFrame.interpolate](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.interpolate.html)\n    - [polars.LazyFrame.join](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.join.html)\n    - [polars.LazyFrame.join\\_asof](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.join_asof.html)\n    - [polars.LazyFrame.join\\_where](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.join_where.html)\n    - [polars.LazyFrame.last](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.last.html)\n    - [polars.LazyFrame.limit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.limit.html)\n    - [polars.LazyFrame.match\\_to\\_schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.match_to_schema.html)\n    - [polars.LazyFrame.melt](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.melt.html)\n    - [polars.LazyFrame.merge\\_sorted](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.merge_sorted.html)\n    - [polars.LazyFrame.pivot](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.pivot.html)\n    - [polars.LazyFrame.remove](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.remove.html)\n    - [polars.LazyFrame.rename](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.rename.html)\n    - [polars.LazyFrame.reverse](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.reverse.html)\n    - [polars.LazyFrame.rolling](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.rolling.html)\n    - [polars.LazyFrame.select](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.select.html)\n    - [polars.LazyFrame.select\\_seq](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.select_seq.html)\n    - [polars.LazyFrame.set\\_sorted](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.set_sorted.html)\n    - [polars.LazyFrame.shift](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.shift.html)\n    - [polars.LazyFrame.slice](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.slice.html)\n    - [polars.LazyFrame.sort](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.sort.html)\n    - [polars.LazyFrame.sql](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.sql.html)\n    - [polars.LazyFrame.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.tail.html)\n    - [polars.LazyFrame.top\\_k](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.top_k.html)\n    - [polars.LazyFrame.unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.unique.html)\n    - [polars.LazyFrame.unnest](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.unnest.html)\n    - [polars.LazyFrame.unpivot](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.unpivot.html)\n    - [polars.LazyFrame.update](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.update.html)\n    - [polars.LazyFrame.with\\_columns](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.with_columns.html)\n    - [polars.LazyFrame.with\\_columns\\_seq](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.with_columns_seq.html)\n    - [polars.LazyFrame.with\\_context](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.with_context.html)\n    - [polars.LazyFrame.with\\_row\\_count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.with_row_count.html)\n    - [polars.LazyFrame.with\\_row\\_index](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.with_row_index.html)\n  - [Miscellaneous](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/miscellaneous.html)\n    - [polars.QueryOptFlags](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.QueryOptFlags.html)\n    - [polars.LazyFrame.cache](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.cache.html)\n    - [polars.LazyFrame.collect](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.collect.html)\n    - [polars.LazyFrame.collect\\_async](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.collect_async.html)\n    - [polars.LazyFrame.collect\\_schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.collect_schema.html)\n    - [polars.LazyFrame.collect\\_batches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.collect_batches.html)\n    - [polars.LazyFrame.sink\\_batches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.sink_batches.html)\n    - [polars.LazyFrame.lazy](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.lazy.html)\n    - [polars.LazyFrame.map\\_batches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.map_batches.html)\n    - [polars.LazyFrame.pipe](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.pipe.html)\n    - [polars.LazyFrame.pipe\\_with\\_schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.pipe_with_schema.html)\n    - [polars.LazyFrame.profile](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.profile.html)\n    - [polars.LazyFrame.remote](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.remote.html)\n    - [polars.LazyFrame.deserialize](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.deserialize.html)\n    - [polars.LazyFrame.serialize](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.LazyFrame.serialize.html)\n  - [InProcessQuery](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/in_process.html)\n    - [polars.lazyframe.in\\_process.InProcessQuery.cancel](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.in_process.InProcessQuery.cancel.html)\n    - [polars.lazyframe.in\\_process.InProcessQuery.fetch](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.in_process.InProcessQuery.fetch.html)\n    - [polars.lazyframe.in\\_process.InProcessQuery.fetch\\_blocking](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.in_process.InProcessQuery.fetch_blocking.html)\n  - [GPUEngine](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/gpu_engine.html)\n    - [polars.lazyframe.engine\\_config.GPUEngine](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/lazyframe\/api\/polars.lazyframe.engine_config.GPUEngine.html)\n\n- [Series](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/index.html)\n  - [Aggregation](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/aggregation.html)\n    - [polars.Series.arg\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arg_max.html)\n    - [polars.Series.arg\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arg_min.html)\n    - [polars.Series.count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.count.html)\n    - [polars.Series.implode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.implode.html)\n    - [polars.Series.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.max.html)\n    - [polars.Series.max\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.max_by.html)\n    - [polars.Series.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.mean.html)\n    - [polars.Series.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.median.html)\n    - [polars.Series.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.min.html)\n    - [polars.Series.min\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.min_by.html)\n    - [polars.Series.mode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.mode.html)\n    - [polars.Series.nan\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.nan_max.html)\n    - [polars.Series.nan\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.nan_min.html)\n    - [polars.Series.product](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.product.html)\n    - [polars.Series.quantile](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.quantile.html)\n    - [polars.Series.std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.std.html)\n    - [polars.Series.sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.sum.html)\n    - [polars.Series.var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.var.html)\n  - [Array](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/array.html)\n    - [polars.Series.arr.agg](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.agg.html)\n    - [polars.Series.arr.all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.all.html)\n    - [polars.Series.arr.any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.any.html)\n    - [polars.Series.arr.arg\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.arg_max.html)\n    - [polars.Series.arr.arg\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.arg_min.html)\n    - [polars.Series.arr.contains](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.contains.html)\n    - [polars.Series.arr.count\\_matches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.count_matches.html)\n    - [polars.Series.arr.explode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.explode.html)\n    - [polars.Series.arr.eval](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.eval.html)\n    - [polars.Series.arr.first](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.first.html)\n    - [polars.Series.arr.get](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.get.html)\n    - [polars.Series.arr.join](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.join.html)\n    - [polars.Series.arr.last](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.last.html)\n    - [polars.Series.arr.len](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.len.html)\n    - [polars.Series.arr.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.max.html)\n    - [polars.Series.arr.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.mean.html)\n    - [polars.Series.arr.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.median.html)\n    - [polars.Series.arr.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.min.html)\n    - [polars.Series.arr.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.n_unique.html)\n    - [polars.Series.arr.reverse](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.reverse.html)\n    - [polars.Series.arr.shift](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.shift.html)\n    - [polars.Series.arr.sort](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.sort.html)\n    - [polars.Series.arr.std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.std.html)\n    - [polars.Series.arr.sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.sum.html)\n    - [polars.Series.arr.to\\_list](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.to_list.html)\n    - [polars.Series.arr.to\\_struct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.to_struct.html)\n    - [polars.Series.arr.unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.unique.html)\n    - [polars.Series.arr.var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arr.var.html)\n  - [Attributes](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/attributes.html)\n    - [polars.Series.dtype](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dtype.html)\n    - [polars.Series.flags](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.flags.html)\n    - [polars.Series.name](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.name.html)\n    - [polars.Series.shape](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.shape.html)\n  - [Binary](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/binary.html)\n    - [polars.Series.bin.contains](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.contains.html)\n    - [polars.Series.bin.decode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.decode.html)\n    - [polars.Series.bin.encode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.encode.html)\n    - [polars.Series.bin.ends\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.ends_with.html)\n    - [polars.Series.bin.get](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.get.html)\n    - [polars.Series.bin.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.head.html)\n    - [polars.Series.bin.reinterpret](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.reinterpret.html)\n    - [polars.Series.bin.size](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.size.html)\n    - [polars.Series.bin.slice](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.slice.html)\n    - [polars.Series.bin.starts\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.starts_with.html)\n    - [polars.Series.bin.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bin.tail.html)\n  - [Boolean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/boolean.html)\n    - [polars.Series.all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.all.html)\n    - [polars.Series.any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.any.html)\n    - [polars.Series.not\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.not_.html)\n  - [Categories](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/categories.html)\n    - [polars.Series.cat.ends\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cat.ends_with.html)\n    - [polars.Series.cat.get\\_categories](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cat.get_categories.html)\n    - [polars.Series.cat.is\\_local](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cat.is_local.html)\n    - [polars.Series.cat.len\\_bytes](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cat.len_bytes.html)\n    - [polars.Series.cat.len\\_chars](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cat.len_chars.html)\n    - [polars.Series.cat.starts\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cat.starts_with.html)\n    - [polars.Series.cat.to\\_local](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cat.to_local.html)\n    - [polars.Series.cat.uses\\_lexical\\_ordering](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cat.uses_lexical_ordering.html)\n  - [Computation](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/computation.html)\n    - [polars.Series.abs](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.abs.html)\n    - [polars.Series.arccos](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arccos.html)\n    - [polars.Series.arccosh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arccosh.html)\n    - [polars.Series.arcsin](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arcsin.html)\n    - [polars.Series.arcsinh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arcsinh.html)\n    - [polars.Series.arctan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arctan.html)\n    - [polars.Series.arctanh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arctanh.html)\n    - [polars.Series.arg\\_true](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arg_true.html)\n    - [polars.Series.arg\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arg_unique.html)\n    - [polars.Series.approx\\_n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.approx_n_unique.html)\n    - [polars.Series.bitwise\\_count\\_ones](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bitwise_count_ones.html)\n    - [polars.Series.bitwise\\_count\\_zeros](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bitwise_count_zeros.html)\n    - [polars.Series.bitwise\\_leading\\_ones](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bitwise_leading_ones.html)\n    - [polars.Series.bitwise\\_leading\\_zeros](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bitwise_leading_zeros.html)\n    - [polars.Series.bitwise\\_trailing\\_ones](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bitwise_trailing_ones.html)\n    - [polars.Series.bitwise\\_trailing\\_zeros](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bitwise_trailing_zeros.html)\n    - [polars.Series.bitwise\\_and](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bitwise_and.html)\n    - [polars.Series.bitwise\\_or](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bitwise_or.html)\n    - [polars.Series.bitwise\\_xor](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bitwise_xor.html)\n    - [polars.Series.cbrt](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cbrt.html)\n    - [polars.Series.cos](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cos.html)\n    - [polars.Series.cosh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cosh.html)\n    - [polars.Series.cot](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cot.html)\n    - [polars.Series.cum\\_count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cum_count.html)\n    - [polars.Series.cum\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cum_max.html)\n    - [polars.Series.cum\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cum_min.html)\n    - [polars.Series.cum\\_prod](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cum_prod.html)\n    - [polars.Series.cum\\_sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cum_sum.html)\n    - [polars.Series.cumulative\\_eval](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cumulative_eval.html)\n    - [polars.Series.diff](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.diff.html)\n    - [polars.Series.dot](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dot.html)\n    - [polars.Series.entropy](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.entropy.html)\n    - [polars.Series.ewm\\_mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.ewm_mean.html)\n    - [polars.Series.ewm\\_mean\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.ewm_mean_by.html)\n    - [polars.Series.ewm\\_std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.ewm_std.html)\n    - [polars.Series.ewm\\_var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.ewm_var.html)\n    - [polars.Series.exp](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.exp.html)\n    - [polars.Series.first](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.first.html)\n    - [polars.Series.hash](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.hash.html)\n    - [polars.Series.hist](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.hist.html)\n    - [polars.Series.index\\_of](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.index_of.html)\n    - [polars.Series.is\\_between](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_between.html)\n    - [polars.Series.is\\_close](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_close.html)\n    - [polars.Series.kurtosis](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.kurtosis.html)\n    - [polars.Series.last](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.last.html)\n    - [polars.Series.log](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.log.html)\n    - [polars.Series.log10](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.log10.html)\n    - [polars.Series.log1p](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.log1p.html)\n    - [polars.Series.pct\\_change](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.pct_change.html)\n    - [polars.Series.peak\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.peak_max.html)\n    - [polars.Series.peak\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.peak_min.html)\n    - [polars.Series.rank](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rank.html)\n    - [polars.Series.replace](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.replace.html)\n    - [polars.Series.replace\\_strict](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.replace_strict.html)\n    - [polars.Series.rolling\\_kurtosis](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_kurtosis.html)\n    - [polars.Series.rolling\\_map](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_map.html)\n    - [polars.Series.rolling\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_max.html)\n    - [polars.Series.rolling\\_max\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_max_by.html)\n    - [polars.Series.rolling\\_mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_mean.html)\n    - [polars.Series.rolling\\_mean\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_mean_by.html)\n    - [polars.Series.rolling\\_median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_median.html)\n    - [polars.Series.rolling\\_median\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_median_by.html)\n    - [polars.Series.rolling\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_min.html)\n    - [polars.Series.rolling\\_min\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_min_by.html)\n    - [polars.Series.rolling\\_quantile](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_quantile.html)\n    - [polars.Series.rolling\\_quantile\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_quantile_by.html)\n    - [polars.Series.rolling\\_rank](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_rank.html)\n    - [polars.Series.rolling\\_rank\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_rank_by.html)\n    - [polars.Series.rolling\\_skew](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_skew.html)\n    - [polars.Series.rolling\\_std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_std.html)\n    - [polars.Series.rolling\\_std\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_std_by.html)\n    - [polars.Series.rolling\\_sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_sum.html)\n    - [polars.Series.rolling\\_sum\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_sum_by.html)\n    - [polars.Series.rolling\\_var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_var.html)\n    - [polars.Series.rolling\\_var\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rolling_var_by.html)\n    - [polars.Series.search\\_sorted](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.search_sorted.html)\n    - [polars.Series.sign](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.sign.html)\n    - [polars.Series.sin](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.sin.html)\n    - [polars.Series.sinh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.sinh.html)\n    - [polars.Series.skew](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.skew.html)\n    - [polars.Series.sqrt](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.sqrt.html)\n    - [polars.Series.tan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.tan.html)\n    - [polars.Series.tanh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.tanh.html)\n  - [Descriptive](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/descriptive.html)\n    - [polars.Series.chunk\\_lengths](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.chunk_lengths.html)\n    - [polars.Series.describe](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.describe.html)\n    - [polars.Series.estimated\\_size](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.estimated_size.html)\n    - [polars.Series.has\\_nulls](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.has_nulls.html)\n    - [polars.Series.has\\_validity](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.has_validity.html)\n    - [polars.Series.is\\_duplicated](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_duplicated.html)\n    - [polars.Series.is\\_empty](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_empty.html)\n    - [polars.Series.is\\_finite](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_finite.html)\n    - [polars.Series.is\\_first\\_distinct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_first_distinct.html)\n    - [polars.Series.is\\_in](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_in.html)\n    - [polars.Series.is\\_infinite](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_infinite.html)\n    - [polars.Series.is\\_last\\_distinct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_last_distinct.html)\n    - [polars.Series.is\\_nan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_nan.html)\n    - [polars.Series.is\\_not\\_nan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_not_nan.html)\n    - [polars.Series.is\\_not\\_null](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_not_null.html)\n    - [polars.Series.is\\_null](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_null.html)\n    - [polars.Series.is\\_sorted](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_sorted.html)\n    - [polars.Series.is\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.is_unique.html)\n    - [polars.Series.len](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.len.html)\n    - [polars.Series.lower\\_bound](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.lower_bound.html)\n    - [polars.Series.n\\_chunks](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.n_chunks.html)\n    - [polars.Series.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.n_unique.html)\n    - [polars.Series.null\\_count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.null_count.html)\n    - [polars.Series.unique\\_counts](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.unique_counts.html)\n    - [polars.Series.upper\\_bound](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.upper_bound.html)\n    - [polars.Series.value\\_counts](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.value_counts.html)\n  - [Export](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/export.html)\n    - [polars.Series.\\_\\_array\\_\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.__array__.html)\n    - [polars.Series.\\_\\_arrow\\_c\\_stream\\_\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.__arrow_c_stream__.html)\n    - [polars.Series.to\\_arrow](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.to_arrow.html)\n    - [polars.Series.to\\_frame](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.to_frame.html)\n    - [polars.Series.to\\_init\\_repr](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.to_init_repr.html)\n    - [polars.Series.to\\_jax](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.to_jax.html)\n    - [polars.Series.to\\_list](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.to_list.html)\n    - [polars.Series.to\\_numpy](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.to_numpy.html)\n    - [polars.Series.to\\_pandas](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.to_pandas.html)\n    - [polars.Series.to\\_torch](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.to_torch.html)\n  - [Extension Types](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/extension.html)\n    - [polars.Series.ext.storage](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.ext.storage.html)\n    - [polars.Series.ext.to](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.ext.to.html)\n  - [List](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/list.html)\n    - [polars.Series.list.agg](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.agg.html)\n    - [polars.Series.list.all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.all.html)\n    - [polars.Series.list.any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.any.html)\n    - [polars.Series.list.arg\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.arg_max.html)\n    - [polars.Series.list.arg\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.arg_min.html)\n    - [polars.Series.list.concat](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.concat.html)\n    - [polars.Series.list.contains](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.contains.html)\n    - [polars.Series.list.count\\_matches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.count_matches.html)\n    - [polars.Series.list.diff](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.diff.html)\n    - [polars.Series.list.drop\\_nulls](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.drop_nulls.html)\n    - [polars.Series.list.eval](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.eval.html)\n    - [polars.Series.list.explode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.explode.html)\n    - [polars.Series.list.filter](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.filter.html)\n    - [polars.Series.list.first](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.first.html)\n    - [polars.Series.list.gather](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.gather.html)\n    - [polars.Series.list.gather\\_every](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.gather_every.html)\n    - [polars.Series.list.get](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.get.html)\n    - [polars.Series.list.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.head.html)\n    - [polars.Series.list.item](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.item.html)\n    - [polars.Series.list.join](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.join.html)\n    - [polars.Series.list.last](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.last.html)\n    - [polars.Series.list.len](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.len.html)\n    - [polars.Series.list.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.max.html)\n    - [polars.Series.list.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.mean.html)\n    - [polars.Series.list.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.median.html)\n    - [polars.Series.list.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.min.html)\n    - [polars.Series.list.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.n_unique.html)\n    - [polars.Series.list.reverse](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.reverse.html)\n    - [polars.Series.list.sample](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.sample.html)\n    - [polars.Series.list.set\\_difference](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.set_difference.html)\n    - [polars.Series.list.set\\_intersection](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.set_intersection.html)\n    - [polars.Series.list.set\\_symmetric\\_difference](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.set_symmetric_difference.html)\n    - [polars.Series.list.set\\_union](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.set_union.html)\n    - [polars.Series.list.shift](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.shift.html)\n    - [polars.Series.list.slice](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.slice.html)\n    - [polars.Series.list.sort](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.sort.html)\n    - [polars.Series.list.std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.std.html)\n    - [polars.Series.list.sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.sum.html)\n    - [polars.Series.list.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.tail.html)\n    - [polars.Series.list.to\\_array](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.to_array.html)\n    - [polars.Series.list.to\\_struct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.to_struct.html)\n    - [polars.Series.list.unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.unique.html)\n    - [polars.Series.list.var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.list.var.html)\n  - [Manipulation\/selection](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/modify_select.html)\n    - [polars.Series.\\_\\_getitem\\_\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.__getitem__.html)\n    - [polars.Series.\\_\\_setitem\\_\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.__setitem__.html)\n    - [polars.Series.alias](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.alias.html)\n    - [polars.Series.append](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.append.html)\n    - [polars.Series.arg\\_sort](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.arg_sort.html)\n    - [polars.Series.backward\\_fill](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.backward_fill.html)\n    - [polars.Series.bottom\\_k](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bottom_k.html)\n    - [polars.Series.bottom\\_k\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.bottom_k_by.html)\n    - [polars.Series.cast](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cast.html)\n    - [polars.Series.ceil](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.ceil.html)\n    - [polars.Series.clear](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.clear.html)\n    - [polars.Series.clip](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.clip.html)\n    - [polars.Series.clone](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.clone.html)\n    - [polars.Series.cut](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.cut.html)\n    - [polars.Series.drop\\_nans](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.drop_nans.html)\n    - [polars.Series.drop\\_nulls](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.drop_nulls.html)\n    - [polars.Series.explode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.explode.html)\n    - [polars.Series.extend](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.extend.html)\n    - [polars.Series.extend\\_constant](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.extend_constant.html)\n    - [polars.Series.fill\\_nan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.fill_nan.html)\n    - [polars.Series.fill\\_null](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.fill_null.html)\n    - [polars.Series.filter](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.filter.html)\n    - [polars.Series.floor](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.floor.html)\n    - [polars.Series.forward\\_fill](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.forward_fill.html)\n    - [polars.Series.gather](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.gather.html)\n    - [polars.Series.gather\\_every](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.gather_every.html)\n    - [polars.Series.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.head.html)\n    - [polars.Series.interpolate](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.interpolate.html)\n    - [polars.Series.interpolate\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.interpolate_by.html)\n    - [polars.Series.item](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.item.html)\n    - [polars.Series.limit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.limit.html)\n    - [polars.Series.new\\_from\\_index](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.new_from_index.html)\n    - [polars.Series.qcut](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.qcut.html)\n    - [polars.Series.rechunk](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rechunk.html)\n    - [polars.Series.rename](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rename.html)\n    - [polars.Series.repeat\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.repeat_by.html)\n    - [polars.Series.reshape](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.reshape.html)\n    - [polars.Series.reverse](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.reverse.html)\n    - [polars.Series.rle](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rle.html)\n    - [polars.Series.rle\\_id](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.rle_id.html)\n    - [polars.Series.round](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.round.html)\n    - [polars.Series.round\\_sig\\_figs](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.round_sig_figs.html)\n    - [polars.Series.sample](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.sample.html)\n    - [polars.Series.scatter](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.scatter.html)\n    - [polars.Series.set](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.set.html)\n    - [polars.Series.shift](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.shift.html)\n    - [polars.Series.shrink\\_dtype](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.shrink_dtype.html)\n    - [polars.Series.shrink\\_to\\_fit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.shrink_to_fit.html)\n    - [polars.Series.shuffle](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.shuffle.html)\n    - [polars.Series.slice](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.slice.html)\n    - [polars.Series.sort](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.sort.html)\n    - [polars.Series.sql](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.sql.html)\n    - [polars.Series.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.tail.html)\n    - [polars.Series.to\\_dummies](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.to_dummies.html)\n    - [polars.Series.top\\_k](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.top_k.html)\n    - [polars.Series.top\\_k\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.top_k_by.html)\n    - [polars.Series.truncate](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.truncate.html)\n    - [polars.Series.unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.unique.html)\n    - [polars.Series.zip\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.zip_with.html)\n  - [Miscellaneous](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/miscellaneous.html)\n    - [polars.Series.equals](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.equals.html)\n    - [polars.Series.get\\_chunks](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.get_chunks.html)\n    - [polars.Series.map\\_elements](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.map_elements.html)\n    - [polars.Series.reinterpret](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.reinterpret.html)\n    - [polars.Series.set\\_sorted](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.set_sorted.html)\n    - [polars.Series.to\\_physical](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.to_physical.html)\n  - [Operators](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/operators.html)\n    - [polars.Series.eq](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.eq.html)\n    - [polars.Series.eq\\_missing](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.eq_missing.html)\n    - [polars.Series.ge](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.ge.html)\n    - [polars.Series.gt](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.gt.html)\n    - [polars.Series.le](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.le.html)\n    - [polars.Series.lt](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.lt.html)\n    - [polars.Series.ne](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.ne.html)\n    - [polars.Series.ne\\_missing](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.ne_missing.html)\n    - [polars.Series.pow](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.pow.html)\n  - [Plot](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/plot.html)\n  - [String](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/string.html)\n    - [polars.Series.str.concat](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.concat.html)\n    - [polars.Series.str.contains](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.contains.html)\n    - [polars.Series.str.contains\\_any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.contains_any.html)\n    - [polars.Series.str.count\\_matches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.count_matches.html)\n    - [polars.Series.str.decode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.decode.html)\n    - [polars.Series.str.encode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.encode.html)\n    - [polars.Series.str.ends\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.ends_with.html)\n    - [polars.Series.str.escape\\_regex](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.escape_regex.html)\n    - [polars.Series.str.explode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.explode.html)\n    - [polars.Series.str.extract](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.extract.html)\n    - [polars.Series.str.extract\\_all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.extract_all.html)\n    - [polars.Series.str.extract\\_groups](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.extract_groups.html)\n    - [polars.Series.str.extract\\_many](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.extract_many.html)\n    - [polars.Series.str.find](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.find.html)\n    - [polars.Series.str.find\\_many](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.find_many.html)\n    - [polars.Series.str.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.head.html)\n    - [polars.Series.str.join](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.join.html)\n    - [polars.Series.str.json\\_decode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.json_decode.html)\n    - [polars.Series.str.json\\_path\\_match](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.json_path_match.html)\n    - [polars.Series.str.len\\_bytes](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.len_bytes.html)\n    - [polars.Series.str.len\\_chars](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.len_chars.html)\n    - [polars.Series.str.normalize](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.normalize.html)\n    - [polars.Series.str.pad\\_end](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.pad_end.html)\n    - [polars.Series.str.pad\\_start](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.pad_start.html)\n    - [polars.Series.str.replace](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.replace.html)\n    - [polars.Series.str.replace\\_all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.replace_all.html)\n    - [polars.Series.str.replace\\_many](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.replace_many.html)\n    - [polars.Series.str.reverse](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.reverse.html)\n    - [polars.Series.str.slice](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.slice.html)\n    - [polars.Series.str.split](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.split.html)\n    - [polars.Series.str.split\\_exact](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.split_exact.html)\n    - [polars.Series.str.splitn](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.splitn.html)\n    - [polars.Series.str.starts\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.starts_with.html)\n    - [polars.Series.str.strip\\_chars](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.strip_chars.html)\n    - [polars.Series.str.strip\\_chars\\_start](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.strip_chars_start.html)\n    - [polars.Series.str.strip\\_chars\\_end](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.strip_chars_end.html)\n    - [polars.Series.str.strip\\_prefix](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.strip_prefix.html)\n    - [polars.Series.str.strip\\_suffix](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.strip_suffix.html)\n    - [polars.Series.str.strptime](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.strptime.html)\n    - [polars.Series.str.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.tail.html)\n    - [polars.Series.str.to\\_date](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.to_date.html)\n    - [polars.Series.str.to\\_datetime](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.to_datetime.html)\n    - [polars.Series.str.to\\_decimal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.to_decimal.html)\n    - [polars.Series.str.to\\_integer](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.to_integer.html)\n    - [polars.Series.str.to\\_lowercase](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.to_lowercase.html)\n    - [polars.Series.str.to\\_time](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.to_time.html)\n    - [polars.Series.str.to\\_titlecase](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.to_titlecase.html)\n    - [polars.Series.str.to\\_uppercase](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.to_uppercase.html)\n    - [polars.Series.str.zfill](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.str.zfill.html)\n  - [Struct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/struct.html)\n    - [polars.Series.struct.field](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.struct.field.html)\n    - [polars.Series.struct.json\\_encode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.struct.json_encode.html)\n    - [polars.Series.struct.rename\\_fields](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.struct.rename_fields.html)\n    - [polars.Series.struct.unnest](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.struct.unnest.html)\n    - [polars.Series.struct.fields](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.struct.fields.html)\n    - [polars.Series.struct.schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.struct.schema.html)\n  - [Temporal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/temporal.html)\n    - [polars.Series.dt.add\\_business\\_days](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.add_business_days.html)\n    - [polars.Series.dt.base\\_utc\\_offset](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.base_utc_offset.html)\n    - [polars.Series.dt.cast\\_time\\_unit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.cast_time_unit.html)\n    - [polars.Series.dt.century](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.century.html)\n    - [polars.Series.dt.combine](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.combine.html)\n    - [polars.Series.dt.convert\\_time\\_zone](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.convert_time_zone.html)\n    - [polars.Series.dt.date](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.date.html)\n    - [polars.Series.dt.datetime](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.datetime.html)\n    - [polars.Series.dt.day](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.day.html)\n    - [polars.Series.dt.days\\_in\\_month](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.days_in_month.html)\n    - [polars.Series.dt.dst\\_offset](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.dst_offset.html)\n    - [polars.Series.dt.epoch](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.epoch.html)\n    - [polars.Series.dt.hour](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.hour.html)\n    - [polars.Series.dt.is\\_business\\_day](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.is_business_day.html)\n    - [polars.Series.dt.is\\_leap\\_year](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.is_leap_year.html)\n    - [polars.Series.dt.iso\\_year](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.iso_year.html)\n    - [polars.Series.dt.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.max.html)\n    - [polars.Series.dt.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.mean.html)\n    - [polars.Series.dt.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.median.html)\n    - [polars.Series.dt.microsecond](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.microsecond.html)\n    - [polars.Series.dt.millennium](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.millennium.html)\n    - [polars.Series.dt.millisecond](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.millisecond.html)\n    - [polars.Series.dt.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.min.html)\n    - [polars.Series.dt.minute](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.minute.html)\n    - [polars.Series.dt.month](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.month.html)\n    - [polars.Series.dt.month\\_end](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.month_end.html)\n    - [polars.Series.dt.month\\_start](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.month_start.html)\n    - [polars.Series.dt.nanosecond](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.nanosecond.html)\n    - [polars.Series.dt.offset\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.offset_by.html)\n    - [polars.Series.dt.ordinal\\_day](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.ordinal_day.html)\n    - [polars.Series.dt.quarter](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.quarter.html)\n    - [polars.Series.dt.replace](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.replace.html)\n    - [polars.Series.dt.replace\\_time\\_zone](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.replace_time_zone.html)\n    - [polars.Series.dt.round](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.round.html)\n    - [polars.Series.dt.second](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.second.html)\n    - [polars.Series.dt.strftime](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.strftime.html)\n    - [polars.Series.dt.time](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.time.html)\n    - [polars.Series.dt.timestamp](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.timestamp.html)\n    - [polars.Series.dt.to\\_string](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.to_string.html)\n    - [polars.Series.dt.total\\_days](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.total_days.html)\n    - [polars.Series.dt.total\\_hours](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.total_hours.html)\n    - [polars.Series.dt.total\\_microseconds](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.total_microseconds.html)\n    - [polars.Series.dt.total\\_milliseconds](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.total_milliseconds.html)\n    - [polars.Series.dt.total\\_minutes](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.total_minutes.html)\n    - [polars.Series.dt.total\\_nanoseconds](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.total_nanoseconds.html)\n    - [polars.Series.dt.total\\_seconds](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.total_seconds.html)\n    - [polars.Series.dt.truncate](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.truncate.html)\n    - [polars.Series.dt.week](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.week.html)\n    - [polars.Series.dt.weekday](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.weekday.html)\n    - [polars.Series.dt.with\\_time\\_unit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.with_time_unit.html)\n    - [polars.Series.dt.year](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/series\/api\/polars.Series.dt.year.html)\n\n- [Expressions](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/index.html)\n  - [Aggregation](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/aggregation.html)\n    - [polars.Expr.agg\\_groups](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.agg_groups.html)\n    - [polars.Expr.all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.all.html)\n    - [polars.Expr.any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.any.html)\n    - [polars.Expr.approx\\_n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.approx_n_unique.html)\n    - [polars.Expr.arg\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arg_max.html)\n    - [polars.Expr.arg\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arg_min.html)\n    - [polars.Expr.bitwise\\_and](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bitwise_and.html)\n    - [polars.Expr.bitwise\\_or](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bitwise_or.html)\n    - [polars.Expr.bitwise\\_xor](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bitwise_xor.html)\n    - [polars.Expr.count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.count.html)\n    - [polars.Expr.first](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.first.html)\n    - [polars.Expr.implode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.implode.html)\n    - [polars.Expr.last](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.last.html)\n    - [polars.Expr.len](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.len.html)\n    - [polars.Expr.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.max.html)\n    - [polars.Expr.max\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.max_by.html)\n    - [polars.Expr.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.mean.html)\n    - [polars.Expr.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.median.html)\n    - [polars.Expr.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.min.html)\n    - [polars.Expr.min\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.min_by.html)\n    - [polars.Expr.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.n_unique.html)\n    - [polars.Expr.nan\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.nan_max.html)\n    - [polars.Expr.nan\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.nan_min.html)\n    - [polars.Expr.null\\_count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.null_count.html)\n    - [polars.Expr.product](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.product.html)\n    - [polars.Expr.quantile](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.quantile.html)\n    - [polars.Expr.std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.std.html)\n    - [polars.Expr.sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.sum.html)\n    - [polars.Expr.var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.var.html)\n  - [Array](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/array.html)\n    - [polars.Expr.arr.agg](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.agg.html)\n    - [polars.Expr.arr.all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.all.html)\n    - [polars.Expr.arr.any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.any.html)\n    - [polars.Expr.arr.arg\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.arg_max.html)\n    - [polars.Expr.arr.arg\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.arg_min.html)\n    - [polars.Expr.arr.contains](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.contains.html)\n    - [polars.Expr.arr.count\\_matches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.count_matches.html)\n    - [polars.Expr.arr.explode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.explode.html)\n    - [polars.Expr.arr.eval](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.eval.html)\n    - [polars.Expr.arr.first](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.first.html)\n    - [polars.Expr.arr.get](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.get.html)\n    - [polars.Expr.arr.join](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.join.html)\n    - [polars.Expr.arr.last](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.last.html)\n    - [polars.Expr.arr.len](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.len.html)\n    - [polars.Expr.arr.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.max.html)\n    - [polars.Expr.arr.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.mean.html)\n    - [polars.Expr.arr.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.median.html)\n    - [polars.Expr.arr.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.min.html)\n    - [polars.Expr.arr.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.n_unique.html)\n    - [polars.Expr.arr.reverse](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.reverse.html)\n    - [polars.Expr.arr.shift](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.shift.html)\n    - [polars.Expr.arr.sort](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.sort.html)\n    - [polars.Expr.arr.std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.std.html)\n    - [polars.Expr.arr.sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.sum.html)\n    - [polars.Expr.arr.to\\_list](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.to_list.html)\n    - [polars.Expr.arr.to\\_struct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.to_struct.html)\n    - [polars.Expr.arr.unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.unique.html)\n    - [polars.Expr.arr.var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arr.var.html)\n  - [Binary](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/binary.html)\n    - [polars.Expr.bin.contains](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.contains.html)\n    - [polars.Expr.bin.decode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.decode.html)\n    - [polars.Expr.bin.encode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.encode.html)\n    - [polars.Expr.bin.ends\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.ends_with.html)\n    - [polars.Expr.bin.get](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.get.html)\n    - [polars.Expr.bin.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.head.html)\n    - [polars.Expr.bin.reinterpret](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.reinterpret.html)\n    - [polars.Expr.bin.size](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.size.html)\n    - [polars.Expr.bin.slice](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.slice.html)\n    - [polars.Expr.bin.starts\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.starts_with.html)\n    - [polars.Expr.bin.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bin.tail.html)\n  - [Boolean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/boolean.html)\n    - [polars.Expr.all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.all.html)\n    - [polars.Expr.any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.any.html)\n    - [polars.Expr.has\\_nulls](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.has_nulls.html)\n    - [polars.Expr.is\\_between](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_between.html)\n    - [polars.Expr.is\\_close](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_close.html)\n    - [polars.Expr.is\\_duplicated](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_duplicated.html)\n    - [polars.Expr.is\\_finite](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_finite.html)\n    - [polars.Expr.is\\_first\\_distinct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_first_distinct.html)\n    - [polars.Expr.is\\_in](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_in.html)\n    - [polars.Expr.is\\_infinite](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_infinite.html)\n    - [polars.Expr.is\\_last\\_distinct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_last_distinct.html)\n    - [polars.Expr.is\\_nan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_nan.html)\n    - [polars.Expr.is\\_not\\_nan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_not_nan.html)\n    - [polars.Expr.is\\_not\\_null](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_not_null.html)\n    - [polars.Expr.is\\_null](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_null.html)\n    - [polars.Expr.is\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.is_unique.html)\n    - [polars.Expr.not\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.not_.html)\n  - [Categories](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/categories.html)\n    - [polars.Expr.cat.ends\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cat.ends_with.html)\n    - [polars.Expr.cat.get\\_categories](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cat.get_categories.html)\n    - [polars.Expr.cat.len\\_bytes](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cat.len_bytes.html)\n    - [polars.Expr.cat.len\\_chars](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cat.len_chars.html)\n    - [polars.Expr.cat.starts\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cat.starts_with.html)\n  - [Columns \/ names](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/columns.html)\n    - [polars.Expr.alias](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.alias.html)\n    - [polars.Expr.exclude](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.exclude.html)\n    - [polars.col](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/col.html)\n  - [Computation](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/computation.html)\n    - [polars.Expr.abs](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.abs.html)\n    - [polars.Expr.approx\\_n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.approx_n_unique.html)\n    - [polars.Expr.arccos](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arccos.html)\n    - [polars.Expr.arccosh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arccosh.html)\n    - [polars.Expr.arcsin](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arcsin.html)\n    - [polars.Expr.arcsinh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arcsinh.html)\n    - [polars.Expr.arctan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arctan.html)\n    - [polars.Expr.arctanh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arctanh.html)\n    - [polars.Expr.arg\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arg_unique.html)\n    - [polars.Expr.bitwise\\_count\\_ones](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bitwise_count_ones.html)\n    - [polars.Expr.bitwise\\_count\\_zeros](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bitwise_count_zeros.html)\n    - [polars.Expr.bitwise\\_leading\\_ones](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bitwise_leading_ones.html)\n    - [polars.Expr.bitwise\\_leading\\_zeros](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bitwise_leading_zeros.html)\n    - [polars.Expr.bitwise\\_trailing\\_ones](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bitwise_trailing_ones.html)\n    - [polars.Expr.bitwise\\_trailing\\_zeros](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bitwise_trailing_zeros.html)\n    - [polars.Expr.cbrt](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cbrt.html)\n    - [polars.Expr.cos](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cos.html)\n    - [polars.Expr.cosh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cosh.html)\n    - [polars.Expr.cot](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cot.html)\n    - [polars.Expr.cum\\_count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cum_count.html)\n    - [polars.Expr.cum\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cum_max.html)\n    - [polars.Expr.cum\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cum_min.html)\n    - [polars.Expr.cum\\_prod](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cum_prod.html)\n    - [polars.Expr.cum\\_sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cum_sum.html)\n    - [polars.Expr.cumulative\\_eval](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cumulative_eval.html)\n    - [polars.Expr.degrees](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.degrees.html)\n    - [polars.Expr.diff](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.diff.html)\n    - [polars.Expr.dot](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dot.html)\n    - [polars.Expr.entropy](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.entropy.html)\n    - [polars.Expr.ewm\\_mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.ewm_mean.html)\n    - [polars.Expr.ewm\\_mean\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.ewm_mean_by.html)\n    - [polars.Expr.ewm\\_std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.ewm_std.html)\n    - [polars.Expr.ewm\\_var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.ewm_var.html)\n    - [polars.Expr.exp](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.exp.html)\n    - [polars.Expr.hash](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.hash.html)\n    - [polars.Expr.hist](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.hist.html)\n    - [polars.Expr.index\\_of](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.index_of.html)\n    - [polars.Expr.kurtosis](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.kurtosis.html)\n    - [polars.Expr.log](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.log.html)\n    - [polars.Expr.log10](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.log10.html)\n    - [polars.Expr.log1p](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.log1p.html)\n    - [polars.Expr.mode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.mode.html)\n    - [polars.Expr.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.n_unique.html)\n    - [polars.Expr.pct\\_change](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.pct_change.html)\n    - [polars.Expr.peak\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.peak_max.html)\n    - [polars.Expr.peak\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.peak_min.html)\n    - [polars.Expr.radians](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.radians.html)\n    - [polars.Expr.rank](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rank.html)\n    - [polars.Expr.rolling\\_kurtosis](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_kurtosis.html)\n    - [polars.Expr.rolling\\_map](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_map.html)\n    - [polars.Expr.rolling\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_max.html)\n    - [polars.Expr.rolling\\_max\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_max_by.html)\n    - [polars.Expr.rolling\\_mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_mean.html)\n    - [polars.Expr.rolling\\_mean\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_mean_by.html)\n    - [polars.Expr.rolling\\_median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_median.html)\n    - [polars.Expr.rolling\\_median\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_median_by.html)\n    - [polars.Expr.rolling\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_min.html)\n    - [polars.Expr.rolling\\_min\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_min_by.html)\n    - [polars.Expr.rolling\\_quantile](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_quantile.html)\n    - [polars.Expr.rolling\\_quantile\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_quantile_by.html)\n    - [polars.Expr.rolling\\_rank](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_rank.html)\n    - [polars.Expr.rolling\\_rank\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_rank_by.html)\n    - [polars.Expr.rolling\\_skew](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_skew.html)\n    - [polars.Expr.rolling\\_std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_std.html)\n    - [polars.Expr.rolling\\_std\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_std_by.html)\n    - [polars.Expr.rolling\\_sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_sum.html)\n    - [polars.Expr.rolling\\_sum\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_sum_by.html)\n    - [polars.Expr.rolling\\_var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_var.html)\n    - [polars.Expr.rolling\\_var\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling_var_by.html)\n    - [polars.Expr.search\\_sorted](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.search_sorted.html)\n    - [polars.Expr.sign](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.sign.html)\n    - [polars.Expr.sin](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.sin.html)\n    - [polars.Expr.sinh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.sinh.html)\n    - [polars.Expr.skew](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.skew.html)\n    - [polars.Expr.sqrt](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.sqrt.html)\n    - [polars.Expr.tan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.tan.html)\n    - [polars.Expr.tanh](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.tanh.html)\n    - [polars.Expr.unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.unique.html)\n    - [polars.Expr.unique\\_counts](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.unique_counts.html)\n    - [polars.Expr.value\\_counts](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.value_counts.html)\n  - [Extension Types](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/extension.html)\n    - [polars.Expr.ext.storage](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.ext.storage.html)\n    - [polars.Expr.ext.to](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.ext.to.html)\n  - [Functions](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/functions.html)\n    - [polars.all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.all.html)\n    - [polars.all\\_horizontal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.all_horizontal.html)\n    - [polars.any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.any.html)\n    - [polars.any\\_horizontal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.any_horizontal.html)\n    - [polars.approx\\_n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.approx_n_unique.html)\n    - [polars.arange](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.arange.html)\n    - [polars.arctan2](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.arctan2.html)\n    - [polars.arctan2d](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.arctan2d.html)\n    - [polars.arg\\_sort\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.arg_sort_by.html)\n    - [polars.arg\\_where](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.arg_where.html)\n    - [polars.business\\_day\\_count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.business_day_count.html)\n    - [polars.coalesce](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.coalesce.html)\n    - [polars.concat\\_arr](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.concat_arr.html)\n    - [polars.concat\\_list](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.concat_list.html)\n    - [polars.concat\\_str](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.concat_str.html)\n    - [polars.corr](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.corr.html)\n    - [polars.count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.count.html)\n    - [polars.cov](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.cov.html)\n    - [polars.cum\\_count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.cum_count.html)\n    - [polars.cum\\_fold](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.cum_fold.html)\n    - [polars.cum\\_reduce](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.cum_reduce.html)\n    - [polars.cum\\_sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.cum_sum.html)\n    - [polars.cum\\_sum\\_horizontal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.cum_sum_horizontal.html)\n    - [polars.date](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.date.html)\n    - [polars.date\\_range](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.date_range.html)\n    - [polars.date\\_ranges](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.date_ranges.html)\n    - [polars.datetime](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.datetime.html)\n    - [polars.datetime\\_range](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.datetime_range.html)\n    - [polars.datetime\\_ranges](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.datetime_ranges.html)\n    - [polars.duration](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.duration.html)\n    - [polars.element](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.element.html)\n    - [polars.exclude](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.exclude.html)\n    - [polars.field](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.field.html)\n    - [polars.first](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.first.html)\n    - [polars.fold](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.fold.html)\n    - [polars.format](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.format.html)\n    - [polars.from\\_epoch](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.from_epoch.html)\n    - [polars.groups](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.groups.html)\n    - [polars.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.head.html)\n    - [polars.implode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.implode.html)\n    - [polars.int\\_range](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.int_range.html)\n    - [polars.int\\_ranges](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.int_ranges.html)\n    - [polars.last](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.last.html)\n    - [polars.len](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.len.html)\n    - [polars.linear\\_space](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.linear_space.html)\n    - [polars.linear\\_spaces](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.linear_spaces.html)\n    - [polars.lit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.lit.html)\n    - [polars.map\\_batches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.map_batches.html)\n    - [polars.map\\_groups](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.map_groups.html)\n    - [polars.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.max.html)\n    - [polars.max\\_horizontal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.max_horizontal.html)\n    - [polars.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.mean.html)\n    - [polars.mean\\_horizontal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.mean_horizontal.html)\n    - [polars.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.median.html)\n    - [polars.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.min.html)\n    - [polars.min\\_horizontal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.min_horizontal.html)\n    - [polars.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.n_unique.html)\n    - [polars.nth](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.nth.html)\n    - [polars.ones](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.ones.html)\n    - [polars.quantile](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.quantile.html)\n    - [polars.reduce](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.reduce.html)\n    - [polars.repeat](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.repeat.html)\n    - [polars.rolling\\_corr](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.rolling_corr.html)\n    - [polars.rolling\\_cov](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.rolling_cov.html)\n    - [polars.row\\_index](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.row_index.html)\n    - [polars.select](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.select.html)\n    - [polars.sql](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.sql.html)\n    - [polars.sql\\_expr](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.sql_expr.html)\n    - [polars.std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.std.html)\n    - [polars.struct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.struct.html)\n    - [polars.sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.sum.html)\n    - [polars.sum\\_horizontal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.sum_horizontal.html)\n    - [polars.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.tail.html)\n    - [polars.time](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.time.html)\n    - [polars.time\\_range](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.time_range.html)\n    - [polars.time\\_ranges](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.time_ranges.html)\n    - [polars.var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.var.html)\n    - [polars.when](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.when.html)\n    - [polars.zeros](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.zeros.html)\n    - [polars.Expr.all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.all.html)\n    - [polars.Expr.any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.any.html)\n    - [polars.Expr.approx\\_n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.approx_n_unique.html)\n    - [polars.Expr.count](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.count.html)\n    - [polars.Expr.first](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.first.html)\n    - [polars.Expr.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.head.html)\n    - [polars.Expr.implode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.implode.html)\n    - [polars.Expr.map\\_batches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.map_batches.html)\n    - [polars.Expr.map\\_elements](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.map_elements.html)\n    - [polars.Expr.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.max.html)\n    - [polars.Expr.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.mean.html)\n    - [polars.Expr.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.median.html)\n    - [polars.Expr.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.min.html)\n    - [polars.Expr.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.n_unique.html)\n    - [polars.Expr.quantile](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.quantile.html)\n    - [polars.Expr.std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.std.html)\n    - [polars.Expr.sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.sum.html)\n    - [polars.Expr.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.tail.html)\n    - [polars.Expr.var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.var.html)\n  - [List](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/list.html)\n    - [polars.Expr.list.agg](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.agg.html)\n    - [polars.Expr.list.all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.all.html)\n    - [polars.Expr.list.any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.any.html)\n    - [polars.Expr.list.arg\\_max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.arg_max.html)\n    - [polars.Expr.list.arg\\_min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.arg_min.html)\n    - [polars.Expr.list.concat](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.concat.html)\n    - [polars.Expr.list.contains](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.contains.html)\n    - [polars.Expr.list.count\\_matches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.count_matches.html)\n    - [polars.Expr.list.diff](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.diff.html)\n    - [polars.Expr.list.drop\\_nulls](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.drop_nulls.html)\n    - [polars.Expr.list.eval](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.eval.html)\n    - [polars.Expr.list.explode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.explode.html)\n    - [polars.Expr.list.filter](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.filter.html)\n    - [polars.Expr.list.first](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.first.html)\n    - [polars.Expr.list.gather](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.gather.html)\n    - [polars.Expr.list.gather\\_every](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.gather_every.html)\n    - [polars.Expr.list.get](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.get.html)\n    - [polars.Expr.list.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.head.html)\n    - [polars.Expr.list.item](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.item.html)\n    - [polars.Expr.list.join](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.join.html)\n    - [polars.Expr.list.last](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.last.html)\n    - [polars.Expr.list.len](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.len.html)\n    - [polars.Expr.list.max](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.max.html)\n    - [polars.Expr.list.mean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.mean.html)\n    - [polars.Expr.list.median](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.median.html)\n    - [polars.Expr.list.min](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.min.html)\n    - [polars.Expr.list.n\\_unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.n_unique.html)\n    - [polars.Expr.list.reverse](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.reverse.html)\n    - [polars.Expr.list.sample](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.sample.html)\n    - [polars.Expr.list.set\\_difference](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.set_difference.html)\n    - [polars.Expr.list.set\\_intersection](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.set_intersection.html)\n    - [polars.Expr.list.set\\_symmetric\\_difference](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.set_symmetric_difference.html)\n    - [polars.Expr.list.set\\_union](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.set_union.html)\n    - [polars.Expr.list.shift](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.shift.html)\n    - [polars.Expr.list.slice](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.slice.html)\n    - [polars.Expr.list.sort](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.sort.html)\n    - [polars.Expr.list.std](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.std.html)\n    - [polars.Expr.list.sum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.sum.html)\n    - [polars.Expr.list.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.tail.html)\n    - [polars.Expr.list.to\\_array](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.to_array.html)\n    - [polars.Expr.list.to\\_struct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.to_struct.html)\n    - [polars.Expr.list.unique](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.unique.html)\n    - [polars.Expr.list.var](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.list.var.html)\n  - [Manipulation\/selection](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/modify_select.html)\n    - [polars.Expr.append](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.append.html)\n    - [polars.Expr.arg\\_sort](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arg_sort.html)\n    - [polars.Expr.arg\\_true](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.arg_true.html)\n    - [polars.Expr.backward\\_fill](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.backward_fill.html)\n    - [polars.Expr.bottom\\_k](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bottom_k.html)\n    - [polars.Expr.bottom\\_k\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.bottom_k_by.html)\n    - [polars.Expr.cast](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cast.html)\n    - [polars.Expr.ceil](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.ceil.html)\n    - [polars.Expr.clip](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.clip.html)\n    - [polars.Expr.cut](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.cut.html)\n    - [polars.Expr.drop\\_nans](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.drop_nans.html)\n    - [polars.Expr.drop\\_nulls](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.drop_nulls.html)\n    - [polars.Expr.explode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.explode.html)\n    - [polars.Expr.extend\\_constant](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.extend_constant.html)\n    - [polars.Expr.fill\\_nan](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.fill_nan.html)\n    - [polars.Expr.fill\\_null](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.fill_null.html)\n    - [polars.Expr.filter](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.filter.html)\n    - [polars.Expr.flatten](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.flatten.html)\n    - [polars.Expr.floor](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.floor.html)\n    - [polars.Expr.forward\\_fill](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.forward_fill.html)\n    - [polars.Expr.gather](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.gather.html)\n    - [polars.Expr.gather\\_every](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.gather_every.html)\n    - [polars.Expr.get](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.get.html)\n    - [polars.Expr.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.head.html)\n    - [polars.Expr.inspect](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.inspect.html)\n    - [polars.Expr.interpolate](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.interpolate.html)\n    - [polars.Expr.interpolate\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.interpolate_by.html)\n    - [polars.Expr.item](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.item.html)\n    - [polars.Expr.limit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.limit.html)\n    - [polars.Expr.lower\\_bound](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.lower_bound.html)\n    - [polars.Expr.pipe](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.pipe.html)\n    - [polars.Expr.qcut](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.qcut.html)\n    - [polars.Expr.rechunk](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rechunk.html)\n    - [polars.Expr.reinterpret](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.reinterpret.html)\n    - [polars.Expr.repeat\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.repeat_by.html)\n    - [polars.Expr.replace](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.replace.html)\n    - [polars.Expr.replace\\_strict](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.replace_strict.html)\n    - [polars.Expr.reshape](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.reshape.html)\n    - [polars.Expr.reverse](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.reverse.html)\n    - [polars.Expr.rle](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rle.html)\n    - [polars.Expr.rle\\_id](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rle_id.html)\n    - [polars.Expr.round](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.round.html)\n    - [polars.Expr.round\\_sig\\_figs](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.round_sig_figs.html)\n    - [polars.Expr.sample](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.sample.html)\n    - [polars.Expr.shift](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.shift.html)\n    - [polars.Expr.shrink\\_dtype](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.shrink_dtype.html)\n    - [polars.Expr.shuffle](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.shuffle.html)\n    - [polars.Expr.slice](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.slice.html)\n    - [polars.Expr.sort](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.sort.html)\n    - [polars.Expr.sort\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.sort_by.html)\n    - [polars.Expr.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.tail.html)\n    - [polars.Expr.to\\_physical](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.to_physical.html)\n    - [polars.Expr.top\\_k](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.top_k.html)\n    - [polars.Expr.top\\_k\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.top_k_by.html)\n    - [polars.Expr.truncate](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.truncate.html)\n    - [polars.Expr.upper\\_bound](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.upper_bound.html)\n    - [polars.Expr.where](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.where.html)\n  - [Meta](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/meta.html)\n    - [polars.Expr.meta.as\\_expression](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.as_expression.html)\n    - [polars.Expr.meta.eq](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.eq.html)\n    - [polars.Expr.meta.has\\_multiple\\_outputs](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.has_multiple_outputs.html)\n    - [polars.Expr.meta.is\\_column](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.is_column.html)\n    - [polars.Expr.meta.is\\_column\\_selection](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.is_column_selection.html)\n    - [polars.Expr.meta.is\\_literal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.is_literal.html)\n    - [polars.Expr.meta.is\\_regex\\_projection](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.is_regex_projection.html)\n    - [polars.Expr.meta.ne](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.ne.html)\n    - [polars.Expr.meta.output\\_name](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.output_name.html)\n    - [polars.Expr.meta.pop](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.pop.html)\n    - [polars.Expr.meta.root\\_names](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.root_names.html)\n    - [polars.Expr.meta.serialize](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.serialize.html)\n    - [polars.Expr.meta.show\\_graph](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.show_graph.html)\n    - [polars.Expr.meta.tree\\_format](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.tree_format.html)\n    - [polars.Expr.meta.undo\\_aliases](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.undo_aliases.html)\n    - [polars.Expr.meta.write\\_json](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.meta.write_json.html)\n  - [Miscellaneous](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/miscellaneous.html)\n    - [polars.Expr.deserialize](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.deserialize.html)\n    - [polars.Expr.from\\_json](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.from_json.html)\n    - [polars.Expr.set\\_sorted](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.set_sorted.html)\n  - [Name](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/name.html)\n    - [polars.Expr.name.keep](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.name.keep.html)\n    - [polars.Expr.name.map](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.name.map.html)\n    - [polars.Expr.name.map\\_fields](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.name.map_fields.html)\n    - [polars.Expr.name.prefix](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.name.prefix.html)\n    - [polars.Expr.name.prefix\\_fields](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.name.prefix_fields.html)\n    - [polars.Expr.name.replace](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.name.replace.html)\n    - [polars.Expr.name.suffix](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.name.suffix.html)\n    - [polars.Expr.name.suffix\\_fields](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.name.suffix_fields.html)\n    - [polars.Expr.name.to\\_lowercase](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.name.to_lowercase.html)\n    - [polars.Expr.name.to\\_uppercase](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.name.to_uppercase.html)\n  - [Operators](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/operators.html)\n    - [polars.Expr.and\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.and_.html)\n    - [polars.Expr.or\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.or_.html)\n    - [polars.Expr.eq](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.eq.html)\n    - [polars.Expr.eq\\_missing](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.eq_missing.html)\n    - [polars.Expr.ge](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.ge.html)\n    - [polars.Expr.gt](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.gt.html)\n    - [polars.Expr.le](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.le.html)\n    - [polars.Expr.lt](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.lt.html)\n    - [polars.Expr.ne](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.ne.html)\n    - [polars.Expr.ne\\_missing](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.ne_missing.html)\n    - [polars.Expr.add](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.add.html)\n    - [polars.Expr.floordiv](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.floordiv.html)\n    - [polars.Expr.mod](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.mod.html)\n    - [polars.Expr.mul](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.mul.html)\n    - [polars.Expr.neg](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.neg.html)\n    - [polars.Expr.pow](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.pow.html)\n    - [polars.Expr.sub](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.sub.html)\n    - [polars.Expr.truediv](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.truediv.html)\n    - [polars.Expr.xor](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.xor.html)\n  - [String](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/string.html)\n    - [polars.Expr.str.concat](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.concat.html)\n    - [polars.Expr.str.contains](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.contains.html)\n    - [polars.Expr.str.contains\\_any](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.contains_any.html)\n    - [polars.Expr.str.count\\_matches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.count_matches.html)\n    - [polars.Expr.str.decode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.decode.html)\n    - [polars.Expr.str.encode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.encode.html)\n    - [polars.Expr.str.ends\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.ends_with.html)\n    - [polars.Expr.str.escape\\_regex](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.escape_regex.html)\n    - [polars.Expr.str.explode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.explode.html)\n    - [polars.Expr.str.extract](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.extract.html)\n    - [polars.Expr.str.extract\\_all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.extract_all.html)\n    - [polars.Expr.str.extract\\_groups](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.extract_groups.html)\n    - [polars.Expr.str.extract\\_many](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.extract_many.html)\n    - [polars.Expr.str.find](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.find.html)\n    - [polars.Expr.str.find\\_many](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.find_many.html)\n    - [polars.Expr.str.head](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.head.html)\n    - [polars.Expr.str.join](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.join.html)\n    - [polars.Expr.str.json\\_decode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.json_decode.html)\n    - [polars.Expr.str.json\\_path\\_match](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.json_path_match.html)\n    - [polars.Expr.str.len\\_bytes](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.len_bytes.html)\n    - [polars.Expr.str.len\\_chars](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.len_chars.html)\n    - [polars.Expr.str.normalize](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.normalize.html)\n    - [polars.Expr.str.pad\\_end](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.pad_end.html)\n    - [polars.Expr.str.pad\\_start](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.pad_start.html)\n    - [polars.Expr.str.replace](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.replace.html)\n    - [polars.Expr.str.replace\\_all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.replace_all.html)\n    - [polars.Expr.str.replace\\_many](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.replace_many.html)\n    - [polars.Expr.str.reverse](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.reverse.html)\n    - [polars.Expr.str.slice](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.slice.html)\n    - [polars.Expr.str.split](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.split.html)\n    - [polars.Expr.str.split\\_exact](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.split_exact.html)\n    - [polars.Expr.str.splitn](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.splitn.html)\n    - [polars.Expr.str.starts\\_with](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.starts_with.html)\n    - [polars.Expr.str.strip\\_chars](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.strip_chars.html)\n    - [polars.Expr.str.strip\\_chars\\_start](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.strip_chars_start.html)\n    - [polars.Expr.str.strip\\_chars\\_end](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.strip_chars_end.html)\n    - [polars.Expr.str.strip\\_prefix](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.strip_prefix.html)\n    - [polars.Expr.str.strip\\_suffix](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.strip_suffix.html)\n    - [polars.Expr.str.strptime](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.strptime.html)\n    - [polars.Expr.str.tail](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.tail.html)\n    - [polars.Expr.str.to\\_date](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.to_date.html)\n    - [polars.Expr.str.to\\_datetime](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.to_datetime.html)\n    - [polars.Expr.str.to\\_decimal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.to_decimal.html)\n    - [polars.Expr.str.to\\_integer](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.to_integer.html)\n    - [polars.Expr.str.to\\_lowercase](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.to_lowercase.html)\n    - [polars.Expr.str.to\\_time](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.to_time.html)\n    - [polars.Expr.str.to\\_titlecase](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.to_titlecase.html)\n    - [polars.Expr.str.to\\_uppercase](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.to_uppercase.html)\n    - [polars.Expr.str.zfill](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.str.zfill.html)\n  - [Struct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/struct.html)\n    - [polars.Expr.struct.\\_\\_getitem\\_\\_](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.struct.__getitem__.html)\n    - [polars.Expr.struct.field](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.struct.field.html)\n    - [polars.Expr.struct.unnest](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.struct.unnest.html)\n    - [polars.Expr.struct.json\\_encode](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.struct.json_encode.html)\n    - [polars.Expr.struct.rename\\_fields](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.struct.rename_fields.html)\n    - [polars.Expr.struct.with\\_fields](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.struct.with_fields.html)\n  - [Temporal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/temporal.html)\n    - [polars.Expr.dt.add\\_business\\_days](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.add_business_days.html)\n    - [polars.Expr.dt.base\\_utc\\_offset](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.base_utc_offset.html)\n    - [polars.Expr.dt.cast\\_time\\_unit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.cast_time_unit.html)\n    - [polars.Expr.dt.century](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.century.html)\n    - [polars.Expr.dt.combine](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.combine.html)\n    - [polars.Expr.dt.convert\\_time\\_zone](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.convert_time_zone.html)\n    - [polars.Expr.dt.date](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.date.html)\n    - [polars.Expr.dt.datetime](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.datetime.html)\n    - [polars.Expr.dt.day](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.day.html)\n    - [polars.Expr.dt.days\\_in\\_month](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.days_in_month.html)\n    - [polars.Expr.dt.dst\\_offset](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.dst_offset.html)\n    - [polars.Expr.dt.epoch](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.epoch.html)\n    - [polars.Expr.dt.hour](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.hour.html)\n    - [polars.Expr.dt.is\\_business\\_day](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.is_business_day.html)\n    - [polars.Expr.dt.is\\_leap\\_year](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.is_leap_year.html)\n    - [polars.Expr.dt.iso\\_year](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.iso_year.html)\n    - [polars.Expr.dt.microsecond](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.microsecond.html)\n    - [polars.Expr.dt.millennium](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.millennium.html)\n    - [polars.Expr.dt.millisecond](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.millisecond.html)\n    - [polars.Expr.dt.minute](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.minute.html)\n    - [polars.Expr.dt.month](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.month.html)\n    - [polars.Expr.dt.month\\_end](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.month_end.html)\n    - [polars.Expr.dt.month\\_start](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.month_start.html)\n    - [polars.Expr.dt.nanosecond](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.nanosecond.html)\n    - [polars.Expr.dt.offset\\_by](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.offset_by.html)\n    - [polars.Expr.dt.ordinal\\_day](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.ordinal_day.html)\n    - [polars.Expr.dt.quarter](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.quarter.html)\n    - [polars.Expr.dt.replace](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.replace.html)\n    - [polars.Expr.dt.replace\\_time\\_zone](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.replace_time_zone.html)\n    - [polars.Expr.dt.round](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.round.html)\n    - [polars.Expr.dt.second](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.second.html)\n    - [polars.Expr.dt.strftime](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.strftime.html)\n    - [polars.Expr.dt.time](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.time.html)\n    - [polars.Expr.dt.timestamp](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.timestamp.html)\n    - [polars.Expr.dt.to\\_string](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.to_string.html)\n    - [polars.Expr.dt.total\\_days](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.total_days.html)\n    - [polars.Expr.dt.total\\_hours](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.total_hours.html)\n    - [polars.Expr.dt.total\\_microseconds](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.total_microseconds.html)\n    - [polars.Expr.dt.total\\_milliseconds](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.total_milliseconds.html)\n    - [polars.Expr.dt.total\\_minutes](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.total_minutes.html)\n    - [polars.Expr.dt.total\\_nanoseconds](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.total_nanoseconds.html)\n    - [polars.Expr.dt.total\\_seconds](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.total_seconds.html)\n    - [polars.Expr.dt.truncate](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.truncate.html)\n    - [polars.Expr.dt.week](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.week.html)\n    - [polars.Expr.dt.weekday](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.weekday.html)\n    - [polars.Expr.dt.with\\_time\\_unit](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.with_time_unit.html)\n    - [polars.Expr.dt.year](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.dt.year.html)\n  - [Window](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/window.html)\n    - [polars.Expr.over](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.over.html)\n    - [polars.Expr.rolling](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/expressions\/api\/polars.Expr.rolling.html)\n- [Selectors](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/selectors.html)\n- [DataType expressions](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/index.html)\n  - [Functions](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/dt_functions.html)\n    - [polars.dtype\\_of](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/api\/polars.dtype_of.html)\n    - [polars.self\\_dtype](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/api\/polars.self_dtype.html)\n    - [polars.DataType.to\\_dtype\\_expr](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/api\/polars.DataType.to_dtype_expr.html)\n  - [List](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/dt_list.html)\n    - [polars.DataTypeExpr.list.inner\\_dtype](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/api\/polars.DataTypeExpr.list.inner_dtype.html)\n  - [Array](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/dt_array.html)\n    - [polars.DataTypeExpr.arr.inner\\_dtype](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/api\/polars.DataTypeExpr.arr.inner_dtype.html)\n    - [polars.DataTypeExpr.arr.width](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/api\/polars.DataTypeExpr.arr.width.html)\n    - [polars.DataTypeExpr.arr.shape](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/api\/polars.DataTypeExpr.arr.shape.html)\n  - [Struct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/dt_struct.html)\n    - [polars.DataTypeExpr.struct.field\\_dtype](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/api\/polars.DataTypeExpr.struct.field_dtype.html)\n    - [polars.DataTypeExpr.struct.field\\_names](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatype_expr\/api\/polars.DataTypeExpr.struct.field_names.html)\n\n- [Functions](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/functions.html)\n  - [polars.from\\_arrow](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.from_arrow.html)\n  - [polars.from\\_dataframe](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.from_dataframe.html)\n  - [polars.from\\_dict](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.from_dict.html)\n  - [polars.from\\_dicts](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.from_dicts.html)\n  - [polars.from\\_numpy](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.from_numpy.html)\n  - [polars.from\\_pandas](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.from_pandas.html)\n  - [polars.from\\_records](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.from_records.html)\n  - [polars.from\\_repr](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.from_repr.html)\n  - [polars.json\\_normalize](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.json_normalize.html)\n  - [polars.align\\_frames](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.align_frames.html)\n  - [polars.concat](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.concat.html)\n  - [polars.union](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.union.html)\n  - [polars.merge\\_sorted](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.merge_sorted.html)\n  - [polars.defer](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.defer.html)\n  - [polars.escape\\_regex](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.escape_regex.html)\n  - [polars.collect\\_all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.collect_all.html)\n  - [polars.collect\\_all\\_async](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.collect_all_async.html)\n  - [polars.explain\\_all](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.explain_all.html)\n  - [polars.set\\_random\\_seed](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.set_random_seed.html)\n  - [polars.register\\_extension\\_type](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.register_extension_type.html)\n  - [polars.unregister\\_extension\\_type](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.unregister_extension_type.html)\n  - [polars.get\\_extension\\_type](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.get_extension_type.html)\n  - [polars.StringCache](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.StringCache.html)\n  - [polars.enable\\_string\\_cache](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.enable_string_cache.html)\n  - [polars.disable\\_string\\_cache](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.disable_string_cache.html)\n  - [polars.using\\_string\\_cache](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.using_string_cache.html)\n\n- [Data types](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/datatypes.html)\n  - [polars.datatypes.DataType](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.DataType.html)\n  - [polars.datatypes.Decimal](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Decimal.html)\n  - [polars.datatypes.Float16](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Float16.html)\n  - [polars.datatypes.Float32](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Float32.html)\n  - [polars.datatypes.Float64](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Float64.html)\n  - [polars.datatypes.Int8](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Int8.html)\n  - [polars.datatypes.Int16](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Int16.html)\n  - [polars.datatypes.Int32](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Int32.html)\n  - [polars.datatypes.Int64](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Int64.html)\n  - [polars.datatypes.Int128](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Int128.html)\n  - [polars.datatypes.UInt8](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.UInt8.html)\n  - [polars.datatypes.UInt16](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.UInt16.html)\n  - [polars.datatypes.UInt32](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.UInt32.html)\n  - [polars.datatypes.UInt64](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.UInt64.html)\n  - [polars.datatypes.Date](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Date.html)\n  - [polars.datatypes.Datetime](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Datetime.html)\n  - [polars.datatypes.Duration](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Duration.html)\n  - [polars.datatypes.Time](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Time.html)\n  - [polars.datatypes.Array](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Array.html)\n  - [polars.datatypes.List](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.List.html)\n  - [polars.datatypes.Field](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Field.html)\n  - [polars.datatypes.Struct](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Struct.html)\n  - [polars.datatypes.String](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.String.html)\n  - [polars.datatypes.Categorical](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Categorical.html)\n  - [polars.datatypes.Categories](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Categories.html)\n  - [polars.datatypes.Enum](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Enum.html)\n  - [polars.datatypes.Utf8](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Utf8.html)\n  - [polars.datatypes.BaseExtension](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.BaseExtension.html)\n  - [polars.datatypes.Binary](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Binary.html)\n  - [polars.datatypes.Boolean](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Boolean.html)\n  - [polars.datatypes.Extension](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Extension.html)\n  - [polars.datatypes.Null](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Null.html)\n  - [polars.datatypes.Object](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Object.html)\n  - [polars.datatypes.Unknown](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.datatypes.Unknown.html)\n- [Schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/schema\/index.html)\n\n- [Input\/output](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/io.html)\n  - [polars.read\\_avro](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_avro.html)\n  - [polars.DataFrame.write\\_avro](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_avro.html)\n  - [polars.read\\_clipboard](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_clipboard.html)\n  - [polars.DataFrame.write\\_clipboard](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_clipboard.html)\n  - [polars.read\\_csv](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_csv.html)\n  - [polars.read\\_csv\\_batched](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_csv_batched.html)\n  - [polars.scan\\_csv](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.scan_csv.html)\n  - [polars.DataFrame.write\\_csv](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_csv.html)\n  - [polars.LazyFrame.sink\\_csv](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.LazyFrame.sink_csv.html)\n  - [polars.io.csv.batched\\_reader.BatchedCsvReader.next\\_batches](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.io.csv.batched_reader.BatchedCsvReader.next_batches.html)\n  - [polars.read\\_database](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_database.html)\n  - [polars.read\\_database\\_uri](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_database_uri.html)\n  - [polars.DataFrame.write\\_database](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_database.html)\n  - [polars.read\\_delta](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_delta.html)\n  - [polars.scan\\_delta](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.scan_delta.html)\n  - [polars.DataFrame.write\\_delta](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_delta.html)\n  - [polars.LazyFrame.sink\\_delta](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.LazyFrame.sink_delta.html)\n  - [polars.read\\_excel](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_excel.html)\n  - [polars.read\\_ods](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_ods.html)\n  - [polars.DataFrame.write\\_excel](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_excel.html)\n  - [polars.read\\_ipc](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_ipc.html)\n  - [polars.read\\_ipc\\_schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_ipc_schema.html)\n  - [polars.read\\_ipc\\_stream](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_ipc_stream.html)\n  - [polars.scan\\_ipc](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.scan_ipc.html)\n  - [polars.DataFrame.write\\_ipc](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_ipc.html)\n  - [polars.DataFrame.write\\_ipc\\_stream](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_ipc_stream.html)\n  - [polars.LazyFrame.sink\\_ipc](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.LazyFrame.sink_ipc.html)\n  - [polars.scan\\_iceberg](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.scan_iceberg.html)\n  - [polars.DataFrame.write\\_iceberg](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_iceberg.html)\n  - [polars.LazyFrame.sink\\_iceberg](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.LazyFrame.sink_iceberg.html)\n  - [polars.read\\_json](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_json.html)\n  - [polars.read\\_ndjson](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_ndjson.html)\n  - [polars.scan\\_ndjson](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.scan_ndjson.html)\n  - [polars.DataFrame.write\\_json](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_json.html)\n  - [polars.DataFrame.write\\_ndjson](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_ndjson.html)\n  - [polars.LazyFrame.sink\\_ndjson](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.LazyFrame.sink_ndjson.html)\n  - [polars.read\\_lines](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_lines.html)\n  - [polars.scan\\_lines](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.scan_lines.html)\n  - [polars.PartitionBy](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.PartitionBy.html)\n  - [polars.io.partition.FileProviderArgs](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.io.partition.FileProviderArgs.html)\n  - [polars.read\\_parquet](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_parquet.html)\n  - [polars.read\\_parquet\\_metadata](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_parquet_metadata.html)\n  - [polars.read\\_parquet\\_schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.read_parquet_schema.html)\n  - [polars.scan\\_parquet](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.scan_parquet.html)\n  - [polars.DataFrame.write\\_parquet](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.DataFrame.write_parquet.html)\n  - [polars.LazyFrame.sink\\_parquet](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.LazyFrame.sink_parquet.html)\n  - [polars.scan\\_pyarrow\\_dataset](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.scan_pyarrow_dataset.html)\n  - [polars.CredentialProvider](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.CredentialProvider.html)\n  - [polars.CredentialProviderAWS](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.CredentialProviderAWS.html)\n  - [polars.CredentialProviderAzure](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.CredentialProviderAzure.html)\n  - [polars.CredentialProviderGCP](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.CredentialProviderGCP.html)\n  - [polars.ScanCastOptions](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.ScanCastOptions.html)\n\n- [Catalog](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/index.html)\n  - [Unity Catalog](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/unity.html)\n    - [polars.Catalog](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.Catalog.html)\n    - [polars.Catalog.list\\_catalogs](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.Catalog.list_catalogs.html)\n    - [polars.Catalog.list\\_namespaces](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.Catalog.list_namespaces.html)\n    - [polars.Catalog.list\\_tables](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.Catalog.list_tables.html)\n    - [polars.Catalog.get\\_table\\_info](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.Catalog.get_table_info.html)\n    - [polars.Catalog.scan\\_table](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.Catalog.scan_table.html)\n    - [polars.catalog.unity.CatalogInfo](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.catalog.unity.CatalogInfo.html)\n    - [polars.catalog.unity.ColumnInfo](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.catalog.unity.ColumnInfo.html)\n    - [polars.catalog.unity.DataSourceFormat](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.catalog.unity.DataSourceFormat.html)\n    - [polars.catalog.unity.NamespaceInfo](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.catalog.unity.NamespaceInfo.html)\n    - [polars.catalog.unity.TableInfo](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.catalog.unity.TableInfo.html)\n    - [polars.catalog.unity.TableInfo.get\\_polars\\_schema](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.catalog.unity.TableInfo.get_polars_schema.html)\n    - [polars.catalog.unity.TableType](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/catalog\/api\/polars.catalog.unity.TableType.html)\n\n- [Config](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/config.html)\n  - [polars.Config.set\\_ascii\\_tables](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.Config.set_ascii_tables.html)\n  - [polars.Config.set\\_auto\\_structify](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.Config.set_auto_structify.html)\n  - [polars.Config.set\\_decimal\\_separator](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.Config.set_decimal_separator.html)\n  - [polars.Config.set\\_default\\_credential\\_provider](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.Config.set_default_credential_provider.html)\n  - [polars.Config.set\\_engine\\_affinity](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.Config.set_engine_affinity.html)\n  - [polars.Config.set\\_float\\_precision](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.Config.set_float_precision.html)\n  - [polars.Config.set\\_fmt\\_float](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.Config.set_fmt_float.html)\n  - [polars.Config.set\\_fmt\\_str\\_lengths](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.Config.set_fmt_str_lengths.html)\n  - [polars.Config.set\\_fmt\\_table\\_cell\\_list\\_len](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.Config.set_fmt_table_cell_list_len.html)\n  - [polars.Config.set\\_streaming\\_chunk\\_size](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.Config.set_streaming_chunk_size.html)\n  - 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[polars.api.register\\_dataframe\\_namespace](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.api.register_dataframe_namespace.html)\n  - [polars.api.register\\_lazyframe\\_namespace](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.api.register_lazyframe_namespace.html)\n  - [polars.api.register\\_series\\_namespace](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.api.register_series_namespace.html)\n\n- [Plugins](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/plugins.html)\n  - [polars.plugins.register\\_plugin\\_function](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.plugins.register_plugin_function.html)\n  - [polars.io.plugins.register\\_io\\_source](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.io.plugins.register_io_source.html)\n\n- [SQL Interface](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/sql\/index.html)\n  - [Python API](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/sql\/python_api.html)\n    - [polars.SQLContext.execute](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/sql\/api\/polars.SQLContext.execute.html)\n    - [polars.SQLContext.execute\\_global](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/sql\/api\/polars.SQLContext.execute_global.html)\n    - [polars.SQLContext.register](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/sql\/api\/polars.SQLContext.register.html)\n    - [polars.SQLContext.register\\_globals](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/sql\/api\/polars.SQLContext.register_globals.html)\n    - [polars.SQLContext.register\\_many](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/sql\/api\/polars.SQLContext.register_many.html)\n    - [polars.SQLContext.tables](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/sql\/api\/polars.SQLContext.tables.html)\n    - [polars.SQLContext.unregister](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/sql\/api\/polars.SQLContext.unregister.html)\n  - [Query Clauses](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/sql\/clauses.html)\n  - 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[polars.thread\\_pool\\_size](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.thread_pool_size.html)\n  - [polars.threadpool\\_size](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/api\/polars.threadpool_size.html)\n\n- [Python API reference](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/index.html)\n- [DataFrame](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/index.html)\n- [Manipulation\/selection](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/modify_select.html)\n- polars.DataFrame.drop\\_nans\n\n# polars.DataFrame.drop\\_nans[\\#](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nans.html#polars-dataframe-drop-nans \"Link to this heading\")\nDataFrame.drop\\_nans(\n\n*subset: ColumnNameOrSelector \\| Collection\\[ColumnNameOrSelector\\] \\| [None](https:\/\/docs.python.org\/3\/library\/constants.html#None \"(in Python v3.14)\") \\= None*,\n\n) → DataFrame[\\[source\\]](https:\/\/github.com\/pola-rs\/polars\/blob\/main\/py-polars\/src\/polars\/dataframe\/frame.py#L6622-L6710)[\\#](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nans.html#polars.DataFrame.drop_nans \"Link to this definition\")\n\nDrop all rows that contain one or more NaN values.\n\nThe original order of the remaining rows is preserved.\n\nParameters:\n\n**subset**\n\nColumn name(s) for which NaN values are considered; if set to `None` (default), use all columns (note that only floating-point columns can contain NaNs).\n\nSee also\n\n[`drop_nulls`](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nulls.html#polars.DataFrame.drop_nulls \"polars.DataFrame.drop_nulls\")\n\nNotes\n\nA NaN value is not the same as a null value. To drop null values, use [`drop_nulls()`](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nulls.html#polars.DataFrame.drop_nulls \"polars.DataFrame.drop_nulls\").\n\nExamples\n```\n>>> df = pl.DataFrame(\n...     {\n...         \"foo\": [-20.5, float(\"nan\"), 80.0],\n...         \"bar\": [float(\"nan\"), 110.0, 25.5],\n...         \"ham\": [\"xxx\", \"yyy\", None],\n...     }\n... )\n```\nThe default behavior of this method is to drop rows where any single value in the row is NaN:\n```\n>>> df.drop_nans()\nshape: (1, 3)\n┌──────┬──────┬──────┐\n│ foo  ┆ bar  ┆ ham  │\n│ ---  ┆ ---  ┆ ---  │\n│ f64  ┆ f64  ┆ str  │\n╞══════╪══════╪══════╡\n│ 80.0 ┆ 25.5 ┆ null │\n└──────┴──────┴──────┘\n```\nThis behaviour can be constrained to consider only a subset of columns, as defined by name, or with a selector. For example, dropping rows only if there is a NaN in the “bar” column:\n```\n>>> df.drop_nans(subset=[\"bar\"])\nshape: (2, 3)\n┌──────┬───────┬──────┐\n│ foo  ┆ bar   ┆ ham  │\n│ ---  ┆ ---   ┆ ---  │\n│ f64  ┆ f64   ┆ str  │\n╞══════╪═══════╪══════╡\n│ NaN  ┆ 110.0 ┆ yyy  │\n│ 80.0 ┆ 25.5  ┆ null │\n└──────┴───────┴──────┘\n```\nDropping a row only if *all* values are NaN requires a different formulation:\n```\n>>> df = pl.DataFrame(\n...     {\n...         \"a\": [float(\"nan\"), float(\"nan\"), float(\"nan\"), float(\"nan\")],\n...         \"b\": [10.0, 2.5, float(\"nan\"), 5.25],\n...         \"c\": [65.75, float(\"nan\"), float(\"nan\"), 10.5],\n...     }\n... )\n>>> df.filter(~pl.all_horizontal(pl.all().is_nan()))\nshape: (3, 3)\n┌─────┬──────┬───────┐\n│ a   ┆ b    ┆ c     │\n│ --- ┆ ---  ┆ ---   │\n│ f64 ┆ f64  ┆ f64   │\n╞═════╪══════╪═══════╡\n│ NaN ┆ 10.0 ┆ 65.75 │\n│ NaN ┆ 2.5  ┆ NaN   │\n│ NaN ┆ 5.25 ┆ 10.5  │\n└─────┴──────┴───────┘\n```\n\n[previous polars.DataFrame.drop\\_in\\_place](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_in_place.html \"previous page\")\n\n[next polars.DataFrame.drop\\_nulls](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nulls.html \"next page\")\n\nOn this page\n\n- [`DataFrame.drop_nans()`](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nans.html#polars.DataFrame.drop_nans)\n\n© Copyright 2025, Ritchie Vink.\n\nCreated using [Sphinx](https:\/\/www.sphinx-doc.org\/) 8.1.3.\n\nBuilt with the [PyData Sphinx Theme](https:\/\/pydata-sphinx-theme.readthedocs.io\/en\/stable\/index.html) 0.16.0.","attrs_readable_markdown":"DataFrame.drop\\_nans(\n\n*subset: ColumnNameOrSelector \\| Collection\\[ColumnNameOrSelector\\] \\| [None](https:\/\/docs.python.org\/3\/library\/constants.html#None \"(in Python v3.14)\") \\= None*,\n\n) → DataFrame[\\[source\\]](https:\/\/github.com\/pola-rs\/polars\/blob\/main\/py-polars\/src\/polars\/dataframe\/frame.py#L6622-L6710)[\\#](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nans.html#polars.DataFrame.drop_nans \"Link to this definition\")\n\nDrop all rows that contain one or more NaN values.\n\nThe original order of the remaining rows is preserved.\n\nParameters:\n\n**subset**\n\nColumn name(s) for which NaN values are considered; if set to `None` (default), use all columns (note that only floating-point columns can contain NaNs).\n\nNotes\n\nA NaN value is not the same as a null value. To drop null values, use [`drop_nulls()`](https:\/\/docs.pola.rs\/api\/python\/dev\/reference\/dataframe\/api\/polars.DataFrame.drop_nulls.html#polars.DataFrame.drop_nulls \"polars.DataFrame.drop_nulls\").\n\nExamples\n```\n>>> df = pl.DataFrame(\n...     {\n...         \"foo\": [-20.5, float(\"nan\"), 80.0],\n...         \"bar\": [float(\"nan\"), 110.0, 25.5],\n...         \"ham\": [\"xxx\", \"yyy\", None],\n...     }\n... )\n```\nThe default behavior of this method is to drop rows where any single value in the row is NaN:\n```\n>>> df.drop_nans()\nshape: (1, 3)\n┌──────┬──────┬──────┐\n│ foo  ┆ bar  ┆ ham  │\n│ ---  ┆ ---  ┆ ---  │\n│ f64  ┆ f64  ┆ str  │\n╞══════╪══════╪══════╡\n│ 80.0 ┆ 25.5 ┆ null │\n└──────┴──────┴──────┘\n```\nThis behaviour can be constrained to consider only a subset of columns, as defined by name, or with a selector. For example, dropping rows only if there is a NaN in the “bar” column:\n```\n>>> df.drop_nans(subset=[\"bar\"])\nshape: (2, 3)\n┌──────┬───────┬──────┐\n│ foo  ┆ bar   ┆ ham  │\n│ ---  ┆ ---   ┆ ---  │\n│ f64  ┆ f64   ┆ str  │\n╞══════╪═══════╪══════╡\n│ NaN  ┆ 110.0 ┆ yyy  │\n│ 80.0 ┆ 25.5  ┆ null │\n└──────┴───────┴──────┘\n```\nDropping a row only if *all* values are NaN requires a different formulation:\n```\n>>> df = pl.DataFrame(\n...     {\n...         \"a\": [float(\"nan\"), float(\"nan\"), float(\"nan\"), float(\"nan\")],\n...         \"b\": [10.0, 2.5, float(\"nan\"), 5.25],\n...         \"c\": [65.75, float(\"nan\"), float(\"nan\"), 10.5],\n...     }\n... )\n>>> df.filter(~pl.all_horizontal(pl.all().is_nan()))\nshape: (3, 3)\n┌─────┬──────┬───────┐\n│ a   ┆ b    ┆ c     │\n│ --- ┆ ---  ┆ ---   │\n│ f64 ┆ f64  ┆ f64   │\n╞═════╪══════╪═══════╡\n│ NaN ┆ 10.0 ┆ 65.75 │\n│ NaN ┆ 2.5  ┆ NaN   │\n│ NaN ┆ 5.25 ┆ 10.5  │\n└─────┴──────┴───────┘\n```","meta_canonical":null}

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Boilerpipe Text	DataFrame. drop_nans ( subset : ColumnNameOrSelector \| Collection [ ColumnNameOrSelector ] \| None = None , ) → DataFrame [source] # Drop all rows that contain one or more NaN values. The original order of the remaining rows is preserved. Parameters : subset Column name(s) for which NaN values are considered; if set to None (default), use all columns (note that only floating-point columns can contain NaNs). Notes A NaN value is not the same as a null value. To drop null values, use drop_nulls() . Examples >>> df = pl . DataFrame ( ... { ... "foo" : [ - 20.5 , float ( "nan" ), 80.0 ], ... "bar" : [ float ( "nan" ), 110.0 , 25.5 ], ... "ham" : [ "xxx" , "yyy" , None ], ... } ... ) The default behavior of this method is to drop rows where any single value in the row is NaN: >>> df . drop_nans () shape: (1, 3) ┌──────┬──────┬──────┐ │ foo ┆ bar ┆ ham │ │ --- ┆ --- ┆ --- │ │ f64 ┆ f64 ┆ str │ ╞══════╪══════╪══════╡ │ 80.0 ┆ 25.5 ┆ null │ └──────┴──────┴──────┘ This behaviour can be constrained to consider only a subset of columns, as defined by name, or with a selector. For example, dropping rows only if there is a NaN in the “bar” column: >>> df . drop_nans ( subset = [ "bar" ]) shape: (2, 3) ┌──────┬───────┬──────┐ │ foo ┆ bar ┆ ham │ │ --- ┆ --- ┆ --- │ │ f64 ┆ f64 ┆ str │ ╞══════╪═══════╪══════╡ │ NaN ┆ 110.0 ┆ yyy │ │ 80.0 ┆ 25.5 ┆ null │ └──────┴───────┴──────┘ Dropping a row only if all values are NaN requires a different formulation: >>> df = pl . DataFrame ( ... { ... "a" : [ float ( "nan" ), float ( "nan" ), float ( "nan" ), float ( "nan" )], ... "b" : [ 10.0 , 2.5 , float ( "nan" ), 5.25 ], ... "c" : [ 65.75 , float ( "nan" ), float ( "nan" ), 10.5 ], ... } ... ) >>> df . filter ( ~ pl . all_horizontal ( pl . all () . is_nan ())) shape: (3, 3) ┌─────┬──────┬───────┐ │ a ┆ b ┆ c │ │ --- ┆ --- ┆ --- │ │ f64 ┆ f64 ┆ f64 │ ╞═════╪══════╪═══════╡ │ NaN ┆ 10.0 ┆ 65.75 │ │ NaN ┆ 2.5 ┆ NaN │ │ NaN ┆ 5.25 ┆ 10.5 │ └─────┴──────┴───────┘
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[polars.DataFrame.unnest](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.unnest.html) - [polars.DataFrame.unpivot](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.unpivot.html) - [polars.DataFrame.unstack](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.unstack.html) - [polars.DataFrame.update](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.update.html) - [polars.DataFrame.upsample](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.upsample.html) - [polars.DataFrame.vstack](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.vstack.html) - [polars.DataFrame.with\_columns](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.with_columns.html) - [polars.DataFrame.with\_columns\_seq](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.with_columns_seq.html) - [polars.DataFrame.with\_row\_count](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.with_row_count.html) - [polars.DataFrame.with\_row\_index](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.with_row_index.html) - [Miscellaneous](https://docs.pola.rs/api/python/dev/reference/dataframe/miscellaneous.html) - [polars.DataFrame.collect\_schema](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.collect_schema.html) - [polars.DataFrame.corr](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.corr.html) - [polars.DataFrame.equals](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.equals.html) - [polars.DataFrame.lazy](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.lazy.html) - [polars.DataFrame.map\_columns](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.map_columns.html) - [polars.DataFrame.map\_rows](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.map_rows.html) - [polars.DataFrame.deserialize](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.deserialize.html) - [polars.DataFrame.serialize](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.serialize.html) - [Plot](https://docs.pola.rs/api/python/dev/reference/dataframe/plot.html) - [Style](https://docs.pola.rs/api/python/dev/reference/dataframe/style.html) - [LazyFrame](https://docs.pola.rs/api/python/dev/reference/lazyframe/index.html) - [Aggregation](https://docs.pola.rs/api/python/dev/reference/lazyframe/aggregation.html) - [polars.LazyFrame.count](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.count.html) - [polars.LazyFrame.max](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.max.html) - [polars.LazyFrame.mean](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.mean.html) - [polars.LazyFrame.median](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.median.html) - [polars.LazyFrame.min](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.min.html) - [polars.LazyFrame.null\_count](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.null_count.html) - [polars.LazyFrame.quantile](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.quantile.html) - [polars.LazyFrame.std](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.std.html) - [polars.LazyFrame.sum](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.sum.html) - [polars.LazyFrame.var](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.var.html) - [Attributes](https://docs.pola.rs/api/python/dev/reference/lazyframe/attributes.html) - [polars.LazyFrame.columns](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.columns.html) - [polars.LazyFrame.dtypes](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.dtypes.html) - [polars.LazyFrame.schema](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.schema.html) - [polars.LazyFrame.width](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.width.html) - [Descriptive](https://docs.pola.rs/api/python/dev/reference/lazyframe/descriptive.html) - [polars.LazyFrame.describe](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.describe.html) - [polars.LazyFrame.explain](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.explain.html) - [polars.LazyFrame.show\_graph](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.show_graph.html) - [polars.LazyFrame.show](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.show.html) - [GroupBy](https://docs.pola.rs/api/python/dev/reference/lazyframe/group_by.html) - [polars.lazyframe.group\_by.LazyGroupBy.agg](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.agg.html) - [polars.lazyframe.group\_by.LazyGroupBy.all](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.all.html) - [polars.lazyframe.group\_by.LazyGroupBy.count](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.count.html) - [polars.lazyframe.group\_by.LazyGroupBy.first](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.first.html) - [polars.lazyframe.group\_by.LazyGroupBy.having](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.having.html) - [polars.lazyframe.group\_by.LazyGroupBy.head](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.head.html) - [polars.lazyframe.group\_by.LazyGroupBy.last](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.last.html) - [polars.lazyframe.group\_by.LazyGroupBy.len](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.len.html) - [polars.lazyframe.group\_by.LazyGroupBy.map\_groups](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.map_groups.html) - [polars.lazyframe.group\_by.LazyGroupBy.max](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.max.html) - [polars.lazyframe.group\_by.LazyGroupBy.mean](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.mean.html) - [polars.lazyframe.group\_by.LazyGroupBy.median](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.median.html) - [polars.lazyframe.group\_by.LazyGroupBy.min](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.min.html) - [polars.lazyframe.group\_by.LazyGroupBy.n\_unique](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.n_unique.html) - [polars.lazyframe.group\_by.LazyGroupBy.quantile](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.quantile.html) - [polars.lazyframe.group\_by.LazyGroupBy.sum](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.sum.html) - [polars.lazyframe.group\_by.LazyGroupBy.tail](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.group_by.LazyGroupBy.tail.html) - [Manipulation/selection](https://docs.pola.rs/api/python/dev/reference/lazyframe/modify_select.html) - [polars.LazyFrame.\_\_getitem\_\_](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.__getitem__.html) - [polars.LazyFrame.approx\_n\_unique](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.approx_n_unique.html) - [polars.LazyFrame.bottom\_k](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.bottom_k.html) - [polars.LazyFrame.cast](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.cast.html) - [polars.LazyFrame.clear](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.clear.html) - [polars.LazyFrame.clone](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.clone.html) - [polars.LazyFrame.drop](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.drop.html) - [polars.LazyFrame.drop\_nans](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.drop_nans.html) - [polars.LazyFrame.drop\_nulls](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.drop_nulls.html) - [polars.LazyFrame.explode](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.explode.html) - [polars.LazyFrame.fill\_nan](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.fill_nan.html) - [polars.LazyFrame.fill\_null](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.fill_null.html) - [polars.LazyFrame.filter](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.filter.html) - [polars.LazyFrame.first](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.first.html) - [polars.LazyFrame.gather\_every](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.gather_every.html) - [polars.LazyFrame.group\_by](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.group_by.html) - [polars.LazyFrame.group\_by\_dynamic](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.group_by_dynamic.html) - [polars.LazyFrame.head](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.head.html) - [polars.LazyFrame.inspect](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.inspect.html) - [polars.LazyFrame.interpolate](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.interpolate.html) - [polars.LazyFrame.join](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.join.html) - [polars.LazyFrame.join\_asof](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.join_asof.html) - [polars.LazyFrame.join\_where](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.join_where.html) - [polars.LazyFrame.last](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.last.html) - [polars.LazyFrame.limit](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.limit.html) - [polars.LazyFrame.match\_to\_schema](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.match_to_schema.html) - [polars.LazyFrame.melt](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.melt.html) - [polars.LazyFrame.merge\_sorted](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.merge_sorted.html) - [polars.LazyFrame.pivot](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.pivot.html) - [polars.LazyFrame.remove](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.remove.html) - [polars.LazyFrame.rename](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.rename.html) - [polars.LazyFrame.reverse](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.reverse.html) - [polars.LazyFrame.rolling](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.rolling.html) - [polars.LazyFrame.select](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.select.html) - [polars.LazyFrame.select\_seq](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.select_seq.html) - [polars.LazyFrame.set\_sorted](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.set_sorted.html) - [polars.LazyFrame.shift](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.shift.html) - [polars.LazyFrame.slice](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.slice.html) - [polars.LazyFrame.sort](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.sort.html) - [polars.LazyFrame.sql](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.sql.html) - [polars.LazyFrame.tail](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.tail.html) - [polars.LazyFrame.top\_k](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.top_k.html) - [polars.LazyFrame.unique](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.unique.html) - [polars.LazyFrame.unnest](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.unnest.html) - [polars.LazyFrame.unpivot](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.unpivot.html) - [polars.LazyFrame.update](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.update.html) - [polars.LazyFrame.with\_columns](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.with_columns.html) - [polars.LazyFrame.with\_columns\_seq](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.with_columns_seq.html) - [polars.LazyFrame.with\_context](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.with_context.html) - [polars.LazyFrame.with\_row\_count](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.with_row_count.html) - [polars.LazyFrame.with\_row\_index](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.with_row_index.html) - [Miscellaneous](https://docs.pola.rs/api/python/dev/reference/lazyframe/miscellaneous.html) - [polars.QueryOptFlags](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.QueryOptFlags.html) - [polars.LazyFrame.cache](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.cache.html) - [polars.LazyFrame.collect](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.collect.html) - [polars.LazyFrame.collect\_async](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.collect_async.html) - [polars.LazyFrame.collect\_schema](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.collect_schema.html) - [polars.LazyFrame.collect\_batches](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.collect_batches.html) - [polars.LazyFrame.sink\_batches](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.sink_batches.html) - [polars.LazyFrame.lazy](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.lazy.html) - [polars.LazyFrame.map\_batches](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.map_batches.html) - [polars.LazyFrame.pipe](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.pipe.html) - [polars.LazyFrame.pipe\_with\_schema](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.pipe_with_schema.html) - [polars.LazyFrame.profile](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.profile.html) - [polars.LazyFrame.remote](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.remote.html) - [polars.LazyFrame.deserialize](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.deserialize.html) - [polars.LazyFrame.serialize](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.LazyFrame.serialize.html) - [InProcessQuery](https://docs.pola.rs/api/python/dev/reference/lazyframe/in_process.html) - [polars.lazyframe.in\_process.InProcessQuery.cancel](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.in_process.InProcessQuery.cancel.html) - [polars.lazyframe.in\_process.InProcessQuery.fetch](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.in_process.InProcessQuery.fetch.html) - [polars.lazyframe.in\_process.InProcessQuery.fetch\_blocking](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.in_process.InProcessQuery.fetch_blocking.html) - [GPUEngine](https://docs.pola.rs/api/python/dev/reference/lazyframe/gpu_engine.html) - [polars.lazyframe.engine\_config.GPUEngine](https://docs.pola.rs/api/python/dev/reference/lazyframe/api/polars.lazyframe.engine_config.GPUEngine.html) - [Series](https://docs.pola.rs/api/python/dev/reference/series/index.html) - [Aggregation](https://docs.pola.rs/api/python/dev/reference/series/aggregation.html) - [polars.Series.arg\_max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arg_max.html) - [polars.Series.arg\_min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arg_min.html) - [polars.Series.count](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.count.html) - [polars.Series.implode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.implode.html) - [polars.Series.max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.max.html) - [polars.Series.max\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.max_by.html) - [polars.Series.mean](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.mean.html) - [polars.Series.median](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.median.html) - [polars.Series.min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.min.html) - [polars.Series.min\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.min_by.html) - [polars.Series.mode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.mode.html) - [polars.Series.nan\_max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.nan_max.html) - [polars.Series.nan\_min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.nan_min.html) - [polars.Series.product](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.product.html) - [polars.Series.quantile](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.quantile.html) - [polars.Series.std](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.std.html) - [polars.Series.sum](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.sum.html) - [polars.Series.var](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.var.html) - [Array](https://docs.pola.rs/api/python/dev/reference/series/array.html) - [polars.Series.arr.agg](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.agg.html) - [polars.Series.arr.all](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.all.html) - [polars.Series.arr.any](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.any.html) - [polars.Series.arr.arg\_max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.arg_max.html) - [polars.Series.arr.arg\_min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.arg_min.html) - [polars.Series.arr.contains](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.contains.html) - [polars.Series.arr.count\_matches](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.count_matches.html) - [polars.Series.arr.explode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.explode.html) - [polars.Series.arr.eval](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.eval.html) - [polars.Series.arr.first](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.first.html) - [polars.Series.arr.get](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.get.html) - [polars.Series.arr.join](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.join.html) - [polars.Series.arr.last](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.last.html) - [polars.Series.arr.len](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.len.html) - [polars.Series.arr.max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.max.html) - [polars.Series.arr.mean](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.mean.html) - [polars.Series.arr.median](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.median.html) - [polars.Series.arr.min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.min.html) - [polars.Series.arr.n\_unique](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.n_unique.html) - [polars.Series.arr.reverse](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.reverse.html) - [polars.Series.arr.shift](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.shift.html) - [polars.Series.arr.sort](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.sort.html) - [polars.Series.arr.std](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.std.html) - [polars.Series.arr.sum](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.sum.html) - [polars.Series.arr.to\_list](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.to_list.html) - [polars.Series.arr.to\_struct](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.to_struct.html) - [polars.Series.arr.unique](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.unique.html) - [polars.Series.arr.var](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arr.var.html) - [Attributes](https://docs.pola.rs/api/python/dev/reference/series/attributes.html) - [polars.Series.dtype](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dtype.html) - [polars.Series.flags](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.flags.html) - [polars.Series.name](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.name.html) - [polars.Series.shape](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.shape.html) - [Binary](https://docs.pola.rs/api/python/dev/reference/series/binary.html) - [polars.Series.bin.contains](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.contains.html) - [polars.Series.bin.decode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.decode.html) - [polars.Series.bin.encode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.encode.html) - [polars.Series.bin.ends\_with](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.ends_with.html) - [polars.Series.bin.get](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.get.html) - [polars.Series.bin.head](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.head.html) - [polars.Series.bin.reinterpret](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.reinterpret.html) - [polars.Series.bin.size](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.size.html) - [polars.Series.bin.slice](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.slice.html) - [polars.Series.bin.starts\_with](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.starts_with.html) - [polars.Series.bin.tail](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bin.tail.html) - [Boolean](https://docs.pola.rs/api/python/dev/reference/series/boolean.html) - [polars.Series.all](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.all.html) - [polars.Series.any](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.any.html) - [polars.Series.not\_](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.not_.html) - [Categories](https://docs.pola.rs/api/python/dev/reference/series/categories.html) - [polars.Series.cat.ends\_with](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cat.ends_with.html) - [polars.Series.cat.get\_categories](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cat.get_categories.html) - [polars.Series.cat.is\_local](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cat.is_local.html) - [polars.Series.cat.len\_bytes](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cat.len_bytes.html) - [polars.Series.cat.len\_chars](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cat.len_chars.html) - [polars.Series.cat.starts\_with](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cat.starts_with.html) - [polars.Series.cat.to\_local](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cat.to_local.html) - [polars.Series.cat.uses\_lexical\_ordering](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cat.uses_lexical_ordering.html) - [Computation](https://docs.pola.rs/api/python/dev/reference/series/computation.html) - [polars.Series.abs](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.abs.html) - [polars.Series.arccos](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arccos.html) - [polars.Series.arccosh](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arccosh.html) - [polars.Series.arcsin](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arcsin.html) - [polars.Series.arcsinh](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arcsinh.html) - [polars.Series.arctan](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arctan.html) - [polars.Series.arctanh](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arctanh.html) - [polars.Series.arg\_true](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arg_true.html) - [polars.Series.arg\_unique](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arg_unique.html) - [polars.Series.approx\_n\_unique](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.approx_n_unique.html) - [polars.Series.bitwise\_count\_ones](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bitwise_count_ones.html) - [polars.Series.bitwise\_count\_zeros](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bitwise_count_zeros.html) - [polars.Series.bitwise\_leading\_ones](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bitwise_leading_ones.html) - [polars.Series.bitwise\_leading\_zeros](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bitwise_leading_zeros.html) - [polars.Series.bitwise\_trailing\_ones](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bitwise_trailing_ones.html) - [polars.Series.bitwise\_trailing\_zeros](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bitwise_trailing_zeros.html) - [polars.Series.bitwise\_and](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bitwise_and.html) - [polars.Series.bitwise\_or](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bitwise_or.html) - [polars.Series.bitwise\_xor](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bitwise_xor.html) - [polars.Series.cbrt](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cbrt.html) - [polars.Series.cos](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cos.html) - [polars.Series.cosh](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cosh.html) - [polars.Series.cot](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cot.html) - [polars.Series.cum\_count](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cum_count.html) - [polars.Series.cum\_max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cum_max.html) - [polars.Series.cum\_min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cum_min.html) - [polars.Series.cum\_prod](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cum_prod.html) - [polars.Series.cum\_sum](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cum_sum.html) - [polars.Series.cumulative\_eval](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cumulative_eval.html) - [polars.Series.diff](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.diff.html) - [polars.Series.dot](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dot.html) - [polars.Series.entropy](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.entropy.html) - [polars.Series.ewm\_mean](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.ewm_mean.html) - [polars.Series.ewm\_mean\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.ewm_mean_by.html) - [polars.Series.ewm\_std](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.ewm_std.html) - [polars.Series.ewm\_var](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.ewm_var.html) - [polars.Series.exp](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.exp.html) - [polars.Series.first](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.first.html) - [polars.Series.hash](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.hash.html) - [polars.Series.hist](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.hist.html) - [polars.Series.index\_of](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.index_of.html) - [polars.Series.is\_between](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_between.html) - [polars.Series.is\_close](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_close.html) - [polars.Series.kurtosis](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.kurtosis.html) - [polars.Series.last](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.last.html) - [polars.Series.log](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.log.html) - [polars.Series.log10](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.log10.html) - [polars.Series.log1p](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.log1p.html) - [polars.Series.pct\_change](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.pct_change.html) - [polars.Series.peak\_max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.peak_max.html) - [polars.Series.peak\_min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.peak_min.html) - [polars.Series.rank](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rank.html) - [polars.Series.replace](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.replace.html) - [polars.Series.replace\_strict](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.replace_strict.html) - [polars.Series.rolling\_kurtosis](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_kurtosis.html) - [polars.Series.rolling\_map](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_map.html) - [polars.Series.rolling\_max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_max.html) - [polars.Series.rolling\_max\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_max_by.html) - [polars.Series.rolling\_mean](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_mean.html) - [polars.Series.rolling\_mean\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_mean_by.html) - [polars.Series.rolling\_median](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_median.html) - [polars.Series.rolling\_median\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_median_by.html) - [polars.Series.rolling\_min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_min.html) - [polars.Series.rolling\_min\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_min_by.html) - [polars.Series.rolling\_quantile](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_quantile.html) - [polars.Series.rolling\_quantile\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_quantile_by.html) - [polars.Series.rolling\_rank](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_rank.html) - [polars.Series.rolling\_rank\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_rank_by.html) - [polars.Series.rolling\_skew](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_skew.html) - [polars.Series.rolling\_std](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_std.html) - [polars.Series.rolling\_std\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_std_by.html) - [polars.Series.rolling\_sum](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_sum.html) - [polars.Series.rolling\_sum\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_sum_by.html) - [polars.Series.rolling\_var](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_var.html) - [polars.Series.rolling\_var\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rolling_var_by.html) - [polars.Series.search\_sorted](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.search_sorted.html) - [polars.Series.sign](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.sign.html) - [polars.Series.sin](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.sin.html) - [polars.Series.sinh](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.sinh.html) - [polars.Series.skew](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.skew.html) - [polars.Series.sqrt](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.sqrt.html) - [polars.Series.tan](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.tan.html) - [polars.Series.tanh](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.tanh.html) - [Descriptive](https://docs.pola.rs/api/python/dev/reference/series/descriptive.html) - [polars.Series.chunk\_lengths](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.chunk_lengths.html) - [polars.Series.describe](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.describe.html) - [polars.Series.estimated\_size](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.estimated_size.html) - [polars.Series.has\_nulls](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.has_nulls.html) - [polars.Series.has\_validity](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.has_validity.html) - [polars.Series.is\_duplicated](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_duplicated.html) - [polars.Series.is\_empty](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_empty.html) - [polars.Series.is\_finite](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_finite.html) - [polars.Series.is\_first\_distinct](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_first_distinct.html) - [polars.Series.is\_in](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_in.html) - [polars.Series.is\_infinite](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_infinite.html) - [polars.Series.is\_last\_distinct](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_last_distinct.html) - [polars.Series.is\_nan](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_nan.html) - [polars.Series.is\_not\_nan](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_not_nan.html) - [polars.Series.is\_not\_null](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_not_null.html) - [polars.Series.is\_null](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_null.html) - [polars.Series.is\_sorted](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_sorted.html) - [polars.Series.is\_unique](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.is_unique.html) - [polars.Series.len](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.len.html) - [polars.Series.lower\_bound](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.lower_bound.html) - [polars.Series.n\_chunks](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.n_chunks.html) - [polars.Series.n\_unique](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.n_unique.html) - [polars.Series.null\_count](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.null_count.html) - [polars.Series.unique\_counts](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.unique_counts.html) - [polars.Series.upper\_bound](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.upper_bound.html) - [polars.Series.value\_counts](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.value_counts.html) - [Export](https://docs.pola.rs/api/python/dev/reference/series/export.html) - [polars.Series.\_\_array\_\_](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.__array__.html) - [polars.Series.\_\_arrow\_c\_stream\_\_](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.__arrow_c_stream__.html) - [polars.Series.to\_arrow](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.to_arrow.html) - [polars.Series.to\_frame](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.to_frame.html) - [polars.Series.to\_init\_repr](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.to_init_repr.html) - [polars.Series.to\_jax](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.to_jax.html) - [polars.Series.to\_list](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.to_list.html) - [polars.Series.to\_numpy](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.to_numpy.html) - [polars.Series.to\_pandas](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.to_pandas.html) - [polars.Series.to\_torch](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.to_torch.html) - [Extension Types](https://docs.pola.rs/api/python/dev/reference/series/extension.html) - [polars.Series.ext.storage](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.ext.storage.html) - [polars.Series.ext.to](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.ext.to.html) - [List](https://docs.pola.rs/api/python/dev/reference/series/list.html) - [polars.Series.list.agg](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.agg.html) - [polars.Series.list.all](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.all.html) - [polars.Series.list.any](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.any.html) - [polars.Series.list.arg\_max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.arg_max.html) - [polars.Series.list.arg\_min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.arg_min.html) - [polars.Series.list.concat](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.concat.html) - [polars.Series.list.contains](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.contains.html) - [polars.Series.list.count\_matches](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.count_matches.html) - [polars.Series.list.diff](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.diff.html) - [polars.Series.list.drop\_nulls](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.drop_nulls.html) - [polars.Series.list.eval](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.eval.html) - [polars.Series.list.explode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.explode.html) - [polars.Series.list.filter](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.filter.html) - [polars.Series.list.first](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.first.html) - [polars.Series.list.gather](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.gather.html) - [polars.Series.list.gather\_every](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.gather_every.html) - [polars.Series.list.get](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.get.html) - [polars.Series.list.head](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.head.html) - [polars.Series.list.item](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.item.html) - [polars.Series.list.join](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.join.html) - [polars.Series.list.last](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.last.html) - [polars.Series.list.len](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.len.html) - [polars.Series.list.max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.max.html) - [polars.Series.list.mean](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.mean.html) - [polars.Series.list.median](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.median.html) - [polars.Series.list.min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.min.html) - [polars.Series.list.n\_unique](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.n_unique.html) - [polars.Series.list.reverse](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.reverse.html) - [polars.Series.list.sample](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.sample.html) - [polars.Series.list.set\_difference](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.set_difference.html) - [polars.Series.list.set\_intersection](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.set_intersection.html) - [polars.Series.list.set\_symmetric\_difference](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.set_symmetric_difference.html) - [polars.Series.list.set\_union](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.set_union.html) - [polars.Series.list.shift](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.shift.html) - [polars.Series.list.slice](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.slice.html) - [polars.Series.list.sort](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.sort.html) - [polars.Series.list.std](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.std.html) - [polars.Series.list.sum](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.sum.html) - [polars.Series.list.tail](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.tail.html) - [polars.Series.list.to\_array](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.to_array.html) - [polars.Series.list.to\_struct](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.to_struct.html) - [polars.Series.list.unique](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.unique.html) - [polars.Series.list.var](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.list.var.html) - [Manipulation/selection](https://docs.pola.rs/api/python/dev/reference/series/modify_select.html) - [polars.Series.\_\_getitem\_\_](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.__getitem__.html) - [polars.Series.\_\_setitem\_\_](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.__setitem__.html) - [polars.Series.alias](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.alias.html) - [polars.Series.append](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.append.html) - [polars.Series.arg\_sort](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.arg_sort.html) - [polars.Series.backward\_fill](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.backward_fill.html) - [polars.Series.bottom\_k](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bottom_k.html) - [polars.Series.bottom\_k\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.bottom_k_by.html) - [polars.Series.cast](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cast.html) - [polars.Series.ceil](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.ceil.html) - [polars.Series.clear](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.clear.html) - [polars.Series.clip](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.clip.html) - [polars.Series.clone](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.clone.html) - [polars.Series.cut](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.cut.html) - [polars.Series.drop\_nans](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.drop_nans.html) - [polars.Series.drop\_nulls](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.drop_nulls.html) - [polars.Series.explode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.explode.html) - [polars.Series.extend](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.extend.html) - [polars.Series.extend\_constant](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.extend_constant.html) - [polars.Series.fill\_nan](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.fill_nan.html) - [polars.Series.fill\_null](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.fill_null.html) - [polars.Series.filter](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.filter.html) - [polars.Series.floor](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.floor.html) - [polars.Series.forward\_fill](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.forward_fill.html) - [polars.Series.gather](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.gather.html) - [polars.Series.gather\_every](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.gather_every.html) - [polars.Series.head](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.head.html) - [polars.Series.interpolate](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.interpolate.html) - [polars.Series.interpolate\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.interpolate_by.html) - [polars.Series.item](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.item.html) - [polars.Series.limit](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.limit.html) - [polars.Series.new\_from\_index](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.new_from_index.html) - [polars.Series.qcut](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.qcut.html) - [polars.Series.rechunk](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rechunk.html) - [polars.Series.rename](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rename.html) - [polars.Series.repeat\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.repeat_by.html) - [polars.Series.reshape](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.reshape.html) - [polars.Series.reverse](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.reverse.html) - [polars.Series.rle](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rle.html) - [polars.Series.rle\_id](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.rle_id.html) - [polars.Series.round](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.round.html) - [polars.Series.round\_sig\_figs](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.round_sig_figs.html) - [polars.Series.sample](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.sample.html) - [polars.Series.scatter](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.scatter.html) - [polars.Series.set](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.set.html) - [polars.Series.shift](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.shift.html) - [polars.Series.shrink\_dtype](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.shrink_dtype.html) - [polars.Series.shrink\_to\_fit](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.shrink_to_fit.html) - [polars.Series.shuffle](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.shuffle.html) - [polars.Series.slice](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.slice.html) - [polars.Series.sort](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.sort.html) - [polars.Series.sql](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.sql.html) - [polars.Series.tail](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.tail.html) - [polars.Series.to\_dummies](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.to_dummies.html) - [polars.Series.top\_k](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.top_k.html) - [polars.Series.top\_k\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.top_k_by.html) - [polars.Series.truncate](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.truncate.html) - [polars.Series.unique](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.unique.html) - [polars.Series.zip\_with](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.zip_with.html) - [Miscellaneous](https://docs.pola.rs/api/python/dev/reference/series/miscellaneous.html) - [polars.Series.equals](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.equals.html) - [polars.Series.get\_chunks](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.get_chunks.html) - [polars.Series.map\_elements](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.map_elements.html) - [polars.Series.reinterpret](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.reinterpret.html) - [polars.Series.set\_sorted](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.set_sorted.html) - [polars.Series.to\_physical](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.to_physical.html) - [Operators](https://docs.pola.rs/api/python/dev/reference/series/operators.html) - [polars.Series.eq](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.eq.html) - [polars.Series.eq\_missing](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.eq_missing.html) - [polars.Series.ge](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.ge.html) - [polars.Series.gt](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.gt.html) - [polars.Series.le](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.le.html) - [polars.Series.lt](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.lt.html) - [polars.Series.ne](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.ne.html) - [polars.Series.ne\_missing](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.ne_missing.html) - [polars.Series.pow](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.pow.html) - [Plot](https://docs.pola.rs/api/python/dev/reference/series/plot.html) - [String](https://docs.pola.rs/api/python/dev/reference/series/string.html) - [polars.Series.str.concat](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.concat.html) - [polars.Series.str.contains](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.contains.html) - [polars.Series.str.contains\_any](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.contains_any.html) - [polars.Series.str.count\_matches](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.count_matches.html) - [polars.Series.str.decode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.decode.html) - [polars.Series.str.encode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.encode.html) - [polars.Series.str.ends\_with](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.ends_with.html) - [polars.Series.str.escape\_regex](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.escape_regex.html) - [polars.Series.str.explode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.explode.html) - [polars.Series.str.extract](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.extract.html) - [polars.Series.str.extract\_all](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.extract_all.html) - [polars.Series.str.extract\_groups](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.extract_groups.html) - [polars.Series.str.extract\_many](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.extract_many.html) - [polars.Series.str.find](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.find.html) - [polars.Series.str.find\_many](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.find_many.html) - [polars.Series.str.head](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.head.html) - [polars.Series.str.join](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.join.html) - [polars.Series.str.json\_decode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.json_decode.html) - [polars.Series.str.json\_path\_match](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.json_path_match.html) - [polars.Series.str.len\_bytes](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.len_bytes.html) - [polars.Series.str.len\_chars](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.len_chars.html) - [polars.Series.str.normalize](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.normalize.html) - [polars.Series.str.pad\_end](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.pad_end.html) - [polars.Series.str.pad\_start](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.pad_start.html) - [polars.Series.str.replace](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.replace.html) - [polars.Series.str.replace\_all](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.replace_all.html) - [polars.Series.str.replace\_many](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.replace_many.html) - [polars.Series.str.reverse](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.reverse.html) - [polars.Series.str.slice](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.slice.html) - [polars.Series.str.split](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.split.html) - [polars.Series.str.split\_exact](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.split_exact.html) - [polars.Series.str.splitn](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.splitn.html) - [polars.Series.str.starts\_with](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.starts_with.html) - [polars.Series.str.strip\_chars](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.strip_chars.html) - [polars.Series.str.strip\_chars\_start](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.strip_chars_start.html) - [polars.Series.str.strip\_chars\_end](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.strip_chars_end.html) - [polars.Series.str.strip\_prefix](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.strip_prefix.html) - [polars.Series.str.strip\_suffix](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.strip_suffix.html) - [polars.Series.str.strptime](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.strptime.html) - [polars.Series.str.tail](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.tail.html) - [polars.Series.str.to\_date](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.to_date.html) - [polars.Series.str.to\_datetime](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.to_datetime.html) - [polars.Series.str.to\_decimal](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.to_decimal.html) - [polars.Series.str.to\_integer](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.to_integer.html) - [polars.Series.str.to\_lowercase](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.to_lowercase.html) - [polars.Series.str.to\_time](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.to_time.html) - [polars.Series.str.to\_titlecase](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.to_titlecase.html) - [polars.Series.str.to\_uppercase](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.to_uppercase.html) - [polars.Series.str.zfill](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.str.zfill.html) - [Struct](https://docs.pola.rs/api/python/dev/reference/series/struct.html) - [polars.Series.struct.field](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.struct.field.html) - [polars.Series.struct.json\_encode](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.struct.json_encode.html) - [polars.Series.struct.rename\_fields](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.struct.rename_fields.html) - [polars.Series.struct.unnest](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.struct.unnest.html) - [polars.Series.struct.fields](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.struct.fields.html) - [polars.Series.struct.schema](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.struct.schema.html) - [Temporal](https://docs.pola.rs/api/python/dev/reference/series/temporal.html) - [polars.Series.dt.add\_business\_days](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.add_business_days.html) - [polars.Series.dt.base\_utc\_offset](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.base_utc_offset.html) - [polars.Series.dt.cast\_time\_unit](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.cast_time_unit.html) - [polars.Series.dt.century](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.century.html) - [polars.Series.dt.combine](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.combine.html) - [polars.Series.dt.convert\_time\_zone](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.convert_time_zone.html) - [polars.Series.dt.date](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.date.html) - [polars.Series.dt.datetime](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.datetime.html) - [polars.Series.dt.day](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.day.html) - [polars.Series.dt.days\_in\_month](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.days_in_month.html) - [polars.Series.dt.dst\_offset](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.dst_offset.html) - [polars.Series.dt.epoch](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.epoch.html) - [polars.Series.dt.hour](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.hour.html) - [polars.Series.dt.is\_business\_day](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.is_business_day.html) - [polars.Series.dt.is\_leap\_year](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.is_leap_year.html) - [polars.Series.dt.iso\_year](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.iso_year.html) - [polars.Series.dt.max](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.max.html) - [polars.Series.dt.mean](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.mean.html) - [polars.Series.dt.median](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.median.html) - [polars.Series.dt.microsecond](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.microsecond.html) - [polars.Series.dt.millennium](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.millennium.html) - [polars.Series.dt.millisecond](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.millisecond.html) - [polars.Series.dt.min](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.min.html) - [polars.Series.dt.minute](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.minute.html) - [polars.Series.dt.month](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.month.html) - [polars.Series.dt.month\_end](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.month_end.html) - [polars.Series.dt.month\_start](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.month_start.html) - [polars.Series.dt.nanosecond](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.nanosecond.html) - [polars.Series.dt.offset\_by](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.offset_by.html) - [polars.Series.dt.ordinal\_day](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.ordinal_day.html) - [polars.Series.dt.quarter](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.quarter.html) - [polars.Series.dt.replace](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.replace.html) - [polars.Series.dt.replace\_time\_zone](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.replace_time_zone.html) - [polars.Series.dt.round](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.round.html) - [polars.Series.dt.second](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.second.html) - [polars.Series.dt.strftime](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.strftime.html) - [polars.Series.dt.time](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.time.html) - [polars.Series.dt.timestamp](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.timestamp.html) - [polars.Series.dt.to\_string](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.to_string.html) - [polars.Series.dt.total\_days](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.total_days.html) - [polars.Series.dt.total\_hours](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.total_hours.html) - [polars.Series.dt.total\_microseconds](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.total_microseconds.html) - [polars.Series.dt.total\_milliseconds](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.total_milliseconds.html) - [polars.Series.dt.total\_minutes](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.total_minutes.html) - [polars.Series.dt.total\_nanoseconds](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.total_nanoseconds.html) - [polars.Series.dt.total\_seconds](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.total_seconds.html) - [polars.Series.dt.truncate](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.truncate.html) - [polars.Series.dt.week](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.week.html) - [polars.Series.dt.weekday](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.weekday.html) - [polars.Series.dt.with\_time\_unit](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.with_time_unit.html) - [polars.Series.dt.year](https://docs.pola.rs/api/python/dev/reference/series/api/polars.Series.dt.year.html) - [Expressions](https://docs.pola.rs/api/python/dev/reference/expressions/index.html) - [Aggregation](https://docs.pola.rs/api/python/dev/reference/expressions/aggregation.html) - [polars.Expr.agg\_groups](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.agg_groups.html) - [polars.Expr.all](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.all.html) - [polars.Expr.any](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.any.html) - [polars.Expr.approx\_n\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.approx_n_unique.html) - [polars.Expr.arg\_max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arg_max.html) - [polars.Expr.arg\_min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arg_min.html) - [polars.Expr.bitwise\_and](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bitwise_and.html) - [polars.Expr.bitwise\_or](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bitwise_or.html) - [polars.Expr.bitwise\_xor](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bitwise_xor.html) - [polars.Expr.count](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.count.html) - [polars.Expr.first](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.first.html) - [polars.Expr.implode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.implode.html) - [polars.Expr.last](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.last.html) - [polars.Expr.len](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.len.html) - [polars.Expr.max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.max.html) - [polars.Expr.max\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.max_by.html) - [polars.Expr.mean](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.mean.html) - [polars.Expr.median](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.median.html) - [polars.Expr.min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.min.html) - [polars.Expr.min\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.min_by.html) - [polars.Expr.n\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.n_unique.html) - [polars.Expr.nan\_max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.nan_max.html) - [polars.Expr.nan\_min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.nan_min.html) - [polars.Expr.null\_count](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.null_count.html) - [polars.Expr.product](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.product.html) - [polars.Expr.quantile](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.quantile.html) - [polars.Expr.std](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.std.html) - [polars.Expr.sum](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.sum.html) - [polars.Expr.var](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.var.html) - [Array](https://docs.pola.rs/api/python/dev/reference/expressions/array.html) - [polars.Expr.arr.agg](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.agg.html) - [polars.Expr.arr.all](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.all.html) - [polars.Expr.arr.any](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.any.html) - [polars.Expr.arr.arg\_max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.arg_max.html) - [polars.Expr.arr.arg\_min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.arg_min.html) - [polars.Expr.arr.contains](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.contains.html) - [polars.Expr.arr.count\_matches](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.count_matches.html) - [polars.Expr.arr.explode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.explode.html) - [polars.Expr.arr.eval](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.eval.html) - [polars.Expr.arr.first](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.first.html) - [polars.Expr.arr.get](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.get.html) - [polars.Expr.arr.join](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.join.html) - [polars.Expr.arr.last](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.last.html) - [polars.Expr.arr.len](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.len.html) - [polars.Expr.arr.max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.max.html) - [polars.Expr.arr.mean](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.mean.html) - [polars.Expr.arr.median](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.median.html) - [polars.Expr.arr.min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.min.html) - [polars.Expr.arr.n\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.n_unique.html) - [polars.Expr.arr.reverse](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.reverse.html) - [polars.Expr.arr.shift](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.shift.html) - [polars.Expr.arr.sort](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.sort.html) - [polars.Expr.arr.std](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.std.html) - [polars.Expr.arr.sum](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.sum.html) - [polars.Expr.arr.to\_list](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.to_list.html) - [polars.Expr.arr.to\_struct](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.to_struct.html) - [polars.Expr.arr.unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.unique.html) - [polars.Expr.arr.var](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arr.var.html) - [Binary](https://docs.pola.rs/api/python/dev/reference/expressions/binary.html) - [polars.Expr.bin.contains](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.contains.html) - [polars.Expr.bin.decode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.decode.html) - [polars.Expr.bin.encode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.encode.html) - [polars.Expr.bin.ends\_with](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.ends_with.html) - [polars.Expr.bin.get](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.get.html) - [polars.Expr.bin.head](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.head.html) - [polars.Expr.bin.reinterpret](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.reinterpret.html) - [polars.Expr.bin.size](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.size.html) - [polars.Expr.bin.slice](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.slice.html) - [polars.Expr.bin.starts\_with](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.starts_with.html) - [polars.Expr.bin.tail](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bin.tail.html) - [Boolean](https://docs.pola.rs/api/python/dev/reference/expressions/boolean.html) - [polars.Expr.all](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.all.html) - [polars.Expr.any](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.any.html) - [polars.Expr.has\_nulls](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.has_nulls.html) - [polars.Expr.is\_between](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_between.html) - [polars.Expr.is\_close](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_close.html) - [polars.Expr.is\_duplicated](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_duplicated.html) - [polars.Expr.is\_finite](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_finite.html) - [polars.Expr.is\_first\_distinct](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_first_distinct.html) - [polars.Expr.is\_in](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_in.html) - [polars.Expr.is\_infinite](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_infinite.html) - [polars.Expr.is\_last\_distinct](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_last_distinct.html) - [polars.Expr.is\_nan](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_nan.html) - [polars.Expr.is\_not\_nan](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_not_nan.html) - [polars.Expr.is\_not\_null](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_not_null.html) - [polars.Expr.is\_null](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_null.html) - [polars.Expr.is\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.is_unique.html) - [polars.Expr.not\_](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.not_.html) - [Categories](https://docs.pola.rs/api/python/dev/reference/expressions/categories.html) - [polars.Expr.cat.ends\_with](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cat.ends_with.html) - [polars.Expr.cat.get\_categories](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cat.get_categories.html) - [polars.Expr.cat.len\_bytes](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cat.len_bytes.html) - [polars.Expr.cat.len\_chars](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cat.len_chars.html) - [polars.Expr.cat.starts\_with](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cat.starts_with.html) - [Columns / names](https://docs.pola.rs/api/python/dev/reference/expressions/columns.html) - [polars.Expr.alias](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.alias.html) - [polars.Expr.exclude](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.exclude.html) - [polars.col](https://docs.pola.rs/api/python/dev/reference/expressions/col.html) - [Computation](https://docs.pola.rs/api/python/dev/reference/expressions/computation.html) - [polars.Expr.abs](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.abs.html) - [polars.Expr.approx\_n\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.approx_n_unique.html) - [polars.Expr.arccos](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arccos.html) - [polars.Expr.arccosh](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arccosh.html) - [polars.Expr.arcsin](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arcsin.html) - [polars.Expr.arcsinh](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arcsinh.html) - [polars.Expr.arctan](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arctan.html) - [polars.Expr.arctanh](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arctanh.html) - [polars.Expr.arg\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arg_unique.html) - [polars.Expr.bitwise\_count\_ones](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bitwise_count_ones.html) - [polars.Expr.bitwise\_count\_zeros](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bitwise_count_zeros.html) - [polars.Expr.bitwise\_leading\_ones](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bitwise_leading_ones.html) - [polars.Expr.bitwise\_leading\_zeros](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bitwise_leading_zeros.html) - [polars.Expr.bitwise\_trailing\_ones](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bitwise_trailing_ones.html) - [polars.Expr.bitwise\_trailing\_zeros](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bitwise_trailing_zeros.html) - [polars.Expr.cbrt](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cbrt.html) - [polars.Expr.cos](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cos.html) - [polars.Expr.cosh](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cosh.html) - [polars.Expr.cot](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cot.html) - [polars.Expr.cum\_count](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cum_count.html) - [polars.Expr.cum\_max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cum_max.html) - [polars.Expr.cum\_min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cum_min.html) - [polars.Expr.cum\_prod](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cum_prod.html) - [polars.Expr.cum\_sum](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cum_sum.html) - [polars.Expr.cumulative\_eval](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cumulative_eval.html) - [polars.Expr.degrees](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.degrees.html) - [polars.Expr.diff](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.diff.html) - [polars.Expr.dot](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dot.html) - [polars.Expr.entropy](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.entropy.html) - [polars.Expr.ewm\_mean](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.ewm_mean.html) - [polars.Expr.ewm\_mean\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.ewm_mean_by.html) - [polars.Expr.ewm\_std](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.ewm_std.html) - [polars.Expr.ewm\_var](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.ewm_var.html) - [polars.Expr.exp](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.exp.html) - [polars.Expr.hash](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.hash.html) - [polars.Expr.hist](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.hist.html) - [polars.Expr.index\_of](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.index_of.html) - [polars.Expr.kurtosis](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.kurtosis.html) - [polars.Expr.log](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.log.html) - [polars.Expr.log10](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.log10.html) - [polars.Expr.log1p](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.log1p.html) - [polars.Expr.mode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.mode.html) - [polars.Expr.n\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.n_unique.html) - [polars.Expr.pct\_change](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.pct_change.html) - [polars.Expr.peak\_max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.peak_max.html) - [polars.Expr.peak\_min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.peak_min.html) - [polars.Expr.radians](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.radians.html) - [polars.Expr.rank](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rank.html) - [polars.Expr.rolling\_kurtosis](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_kurtosis.html) - [polars.Expr.rolling\_map](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_map.html) - [polars.Expr.rolling\_max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_max.html) - [polars.Expr.rolling\_max\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_max_by.html) - [polars.Expr.rolling\_mean](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_mean.html) - [polars.Expr.rolling\_mean\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_mean_by.html) - [polars.Expr.rolling\_median](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_median.html) - [polars.Expr.rolling\_median\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_median_by.html) - [polars.Expr.rolling\_min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_min.html) - [polars.Expr.rolling\_min\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_min_by.html) - [polars.Expr.rolling\_quantile](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_quantile.html) - [polars.Expr.rolling\_quantile\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_quantile_by.html) - [polars.Expr.rolling\_rank](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_rank.html) - [polars.Expr.rolling\_rank\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_rank_by.html) - [polars.Expr.rolling\_skew](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_skew.html) - [polars.Expr.rolling\_std](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_std.html) - [polars.Expr.rolling\_std\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_std_by.html) - [polars.Expr.rolling\_sum](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_sum.html) - [polars.Expr.rolling\_sum\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_sum_by.html) - [polars.Expr.rolling\_var](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_var.html) - [polars.Expr.rolling\_var\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling_var_by.html) - [polars.Expr.search\_sorted](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.search_sorted.html) - [polars.Expr.sign](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.sign.html) - [polars.Expr.sin](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.sin.html) - [polars.Expr.sinh](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.sinh.html) - [polars.Expr.skew](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.skew.html) - [polars.Expr.sqrt](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.sqrt.html) - [polars.Expr.tan](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.tan.html) - [polars.Expr.tanh](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.tanh.html) - [polars.Expr.unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.unique.html) - [polars.Expr.unique\_counts](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.unique_counts.html) - [polars.Expr.value\_counts](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.value_counts.html) - [Extension Types](https://docs.pola.rs/api/python/dev/reference/expressions/extension.html) - [polars.Expr.ext.storage](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.ext.storage.html) - [polars.Expr.ext.to](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.ext.to.html) - [Functions](https://docs.pola.rs/api/python/dev/reference/expressions/functions.html) - [polars.all](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.all.html) - [polars.all\_horizontal](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.all_horizontal.html) - [polars.any](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.any.html) - [polars.any\_horizontal](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.any_horizontal.html) - [polars.approx\_n\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.approx_n_unique.html) - [polars.arange](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.arange.html) - [polars.arctan2](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.arctan2.html) - [polars.arctan2d](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.arctan2d.html) - [polars.arg\_sort\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.arg_sort_by.html) - [polars.arg\_where](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.arg_where.html) - [polars.business\_day\_count](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.business_day_count.html) - [polars.coalesce](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.coalesce.html) - [polars.concat\_arr](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.concat_arr.html) - [polars.concat\_list](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.concat_list.html) - [polars.concat\_str](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.concat_str.html) - [polars.corr](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.corr.html) - [polars.count](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.count.html) - [polars.cov](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.cov.html) - [polars.cum\_count](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.cum_count.html) - [polars.cum\_fold](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.cum_fold.html) - [polars.cum\_reduce](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.cum_reduce.html) - [polars.cum\_sum](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.cum_sum.html) - [polars.cum\_sum\_horizontal](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.cum_sum_horizontal.html) - [polars.date](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.date.html) - [polars.date\_range](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.date_range.html) - [polars.date\_ranges](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.date_ranges.html) - [polars.datetime](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.datetime.html) - [polars.datetime\_range](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.datetime_range.html) - [polars.datetime\_ranges](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.datetime_ranges.html) - [polars.duration](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.duration.html) - [polars.element](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.element.html) - [polars.exclude](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.exclude.html) - [polars.field](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.field.html) - [polars.first](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.first.html) - [polars.fold](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.fold.html) - [polars.format](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.format.html) - [polars.from\_epoch](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.from_epoch.html) - [polars.groups](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.groups.html) - [polars.head](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.head.html) - [polars.implode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.implode.html) - [polars.int\_range](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.int_range.html) - [polars.int\_ranges](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.int_ranges.html) - [polars.last](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.last.html) - [polars.len](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.len.html) - [polars.linear\_space](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.linear_space.html) - [polars.linear\_spaces](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.linear_spaces.html) - [polars.lit](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.lit.html) - [polars.map\_batches](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.map_batches.html) - [polars.map\_groups](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.map_groups.html) - [polars.max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.max.html) - [polars.max\_horizontal](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.max_horizontal.html) - [polars.mean](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.mean.html) - [polars.mean\_horizontal](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.mean_horizontal.html) - [polars.median](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.median.html) - [polars.min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.min.html) - [polars.min\_horizontal](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.min_horizontal.html) - [polars.n\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.n_unique.html) - [polars.nth](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.nth.html) - [polars.ones](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.ones.html) - [polars.quantile](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.quantile.html) - [polars.reduce](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.reduce.html) - [polars.repeat](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.repeat.html) - [polars.rolling\_corr](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.rolling_corr.html) - [polars.rolling\_cov](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.rolling_cov.html) - [polars.row\_index](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.row_index.html) - [polars.select](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.select.html) - [polars.sql](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.sql.html) - [polars.sql\_expr](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.sql_expr.html) - [polars.std](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.std.html) - [polars.struct](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.struct.html) - [polars.sum](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.sum.html) - [polars.sum\_horizontal](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.sum_horizontal.html) - [polars.tail](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.tail.html) - [polars.time](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.time.html) - [polars.time\_range](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.time_range.html) - [polars.time\_ranges](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.time_ranges.html) - [polars.var](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.var.html) - [polars.when](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.when.html) - [polars.zeros](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.zeros.html) - [polars.Expr.all](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.all.html) - [polars.Expr.any](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.any.html) - [polars.Expr.approx\_n\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.approx_n_unique.html) - [polars.Expr.count](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.count.html) - [polars.Expr.first](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.first.html) - [polars.Expr.head](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.head.html) - [polars.Expr.implode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.implode.html) - [polars.Expr.map\_batches](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.map_batches.html) - [polars.Expr.map\_elements](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.map_elements.html) - [polars.Expr.max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.max.html) - [polars.Expr.mean](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.mean.html) - [polars.Expr.median](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.median.html) - [polars.Expr.min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.min.html) - [polars.Expr.n\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.n_unique.html) - [polars.Expr.quantile](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.quantile.html) - [polars.Expr.std](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.std.html) - [polars.Expr.sum](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.sum.html) - [polars.Expr.tail](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.tail.html) - [polars.Expr.var](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.var.html) - [List](https://docs.pola.rs/api/python/dev/reference/expressions/list.html) - [polars.Expr.list.agg](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.agg.html) - [polars.Expr.list.all](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.all.html) - [polars.Expr.list.any](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.any.html) - [polars.Expr.list.arg\_max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.arg_max.html) - [polars.Expr.list.arg\_min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.arg_min.html) - [polars.Expr.list.concat](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.concat.html) - [polars.Expr.list.contains](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.contains.html) - [polars.Expr.list.count\_matches](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.count_matches.html) - [polars.Expr.list.diff](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.diff.html) - [polars.Expr.list.drop\_nulls](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.drop_nulls.html) - [polars.Expr.list.eval](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.eval.html) - [polars.Expr.list.explode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.explode.html) - [polars.Expr.list.filter](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.filter.html) - [polars.Expr.list.first](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.first.html) - [polars.Expr.list.gather](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.gather.html) - [polars.Expr.list.gather\_every](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.gather_every.html) - [polars.Expr.list.get](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.get.html) - [polars.Expr.list.head](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.head.html) - [polars.Expr.list.item](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.item.html) - [polars.Expr.list.join](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.join.html) - [polars.Expr.list.last](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.last.html) - [polars.Expr.list.len](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.len.html) - [polars.Expr.list.max](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.max.html) - [polars.Expr.list.mean](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.mean.html) - [polars.Expr.list.median](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.median.html) - [polars.Expr.list.min](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.min.html) - [polars.Expr.list.n\_unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.n_unique.html) - [polars.Expr.list.reverse](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.reverse.html) - [polars.Expr.list.sample](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.sample.html) - [polars.Expr.list.set\_difference](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.set_difference.html) - [polars.Expr.list.set\_intersection](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.set_intersection.html) - [polars.Expr.list.set\_symmetric\_difference](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.set_symmetric_difference.html) - [polars.Expr.list.set\_union](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.set_union.html) - [polars.Expr.list.shift](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.shift.html) - [polars.Expr.list.slice](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.slice.html) - [polars.Expr.list.sort](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.sort.html) - [polars.Expr.list.std](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.std.html) - [polars.Expr.list.sum](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.sum.html) - [polars.Expr.list.tail](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.tail.html) - [polars.Expr.list.to\_array](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.to_array.html) - [polars.Expr.list.to\_struct](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.to_struct.html) - [polars.Expr.list.unique](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.unique.html) - [polars.Expr.list.var](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.list.var.html) - [Manipulation/selection](https://docs.pola.rs/api/python/dev/reference/expressions/modify_select.html) - [polars.Expr.append](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.append.html) - [polars.Expr.arg\_sort](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arg_sort.html) - [polars.Expr.arg\_true](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.arg_true.html) - [polars.Expr.backward\_fill](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.backward_fill.html) - [polars.Expr.bottom\_k](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bottom_k.html) - [polars.Expr.bottom\_k\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.bottom_k_by.html) - [polars.Expr.cast](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cast.html) - [polars.Expr.ceil](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.ceil.html) - [polars.Expr.clip](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.clip.html) - [polars.Expr.cut](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.cut.html) - [polars.Expr.drop\_nans](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.drop_nans.html) - [polars.Expr.drop\_nulls](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.drop_nulls.html) - [polars.Expr.explode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.explode.html) - [polars.Expr.extend\_constant](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.extend_constant.html) - [polars.Expr.fill\_nan](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.fill_nan.html) - [polars.Expr.fill\_null](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.fill_null.html) - [polars.Expr.filter](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.filter.html) - [polars.Expr.flatten](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.flatten.html) - [polars.Expr.floor](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.floor.html) - [polars.Expr.forward\_fill](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.forward_fill.html) - [polars.Expr.gather](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.gather.html) - [polars.Expr.gather\_every](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.gather_every.html) - [polars.Expr.get](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.get.html) - [polars.Expr.head](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.head.html) - [polars.Expr.inspect](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.inspect.html) - [polars.Expr.interpolate](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.interpolate.html) - [polars.Expr.interpolate\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.interpolate_by.html) - [polars.Expr.item](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.item.html) - [polars.Expr.limit](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.limit.html) - [polars.Expr.lower\_bound](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.lower_bound.html) - [polars.Expr.pipe](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.pipe.html) - [polars.Expr.qcut](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.qcut.html) - [polars.Expr.rechunk](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rechunk.html) - [polars.Expr.reinterpret](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.reinterpret.html) - [polars.Expr.repeat\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.repeat_by.html) - [polars.Expr.replace](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.replace.html) - [polars.Expr.replace\_strict](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.replace_strict.html) - [polars.Expr.reshape](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.reshape.html) - [polars.Expr.reverse](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.reverse.html) - [polars.Expr.rle](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rle.html) - [polars.Expr.rle\_id](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rle_id.html) - [polars.Expr.round](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.round.html) - [polars.Expr.round\_sig\_figs](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.round_sig_figs.html) - [polars.Expr.sample](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.sample.html) - [polars.Expr.shift](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.shift.html) - [polars.Expr.shrink\_dtype](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.shrink_dtype.html) - [polars.Expr.shuffle](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.shuffle.html) - [polars.Expr.slice](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.slice.html) - [polars.Expr.sort](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.sort.html) - [polars.Expr.sort\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.sort_by.html) - [polars.Expr.tail](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.tail.html) - [polars.Expr.to\_physical](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.to_physical.html) - [polars.Expr.top\_k](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.top_k.html) - [polars.Expr.top\_k\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.top_k_by.html) - [polars.Expr.truncate](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.truncate.html) - [polars.Expr.upper\_bound](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.upper_bound.html) - [polars.Expr.where](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.where.html) - [Meta](https://docs.pola.rs/api/python/dev/reference/expressions/meta.html) - [polars.Expr.meta.as\_expression](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.as_expression.html) - [polars.Expr.meta.eq](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.eq.html) - [polars.Expr.meta.has\_multiple\_outputs](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.has_multiple_outputs.html) - [polars.Expr.meta.is\_column](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.is_column.html) - [polars.Expr.meta.is\_column\_selection](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.is_column_selection.html) - [polars.Expr.meta.is\_literal](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.is_literal.html) - [polars.Expr.meta.is\_regex\_projection](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.is_regex_projection.html) - [polars.Expr.meta.ne](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.ne.html) - [polars.Expr.meta.output\_name](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.output_name.html) - [polars.Expr.meta.pop](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.pop.html) - [polars.Expr.meta.root\_names](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.root_names.html) - [polars.Expr.meta.serialize](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.serialize.html) - [polars.Expr.meta.show\_graph](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.show_graph.html) - [polars.Expr.meta.tree\_format](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.tree_format.html) - [polars.Expr.meta.undo\_aliases](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.undo_aliases.html) - [polars.Expr.meta.write\_json](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.meta.write_json.html) - [Miscellaneous](https://docs.pola.rs/api/python/dev/reference/expressions/miscellaneous.html) - [polars.Expr.deserialize](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.deserialize.html) - [polars.Expr.from\_json](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.from_json.html) - [polars.Expr.set\_sorted](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.set_sorted.html) - [Name](https://docs.pola.rs/api/python/dev/reference/expressions/name.html) - [polars.Expr.name.keep](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.name.keep.html) - [polars.Expr.name.map](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.name.map.html) - [polars.Expr.name.map\_fields](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.name.map_fields.html) - [polars.Expr.name.prefix](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.name.prefix.html) - [polars.Expr.name.prefix\_fields](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.name.prefix_fields.html) - [polars.Expr.name.replace](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.name.replace.html) - [polars.Expr.name.suffix](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.name.suffix.html) - [polars.Expr.name.suffix\_fields](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.name.suffix_fields.html) - [polars.Expr.name.to\_lowercase](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.name.to_lowercase.html) - [polars.Expr.name.to\_uppercase](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.name.to_uppercase.html) - [Operators](https://docs.pola.rs/api/python/dev/reference/expressions/operators.html) - [polars.Expr.and\_](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.and_.html) - [polars.Expr.or\_](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.or_.html) - [polars.Expr.eq](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.eq.html) - [polars.Expr.eq\_missing](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.eq_missing.html) - [polars.Expr.ge](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.ge.html) - [polars.Expr.gt](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.gt.html) - [polars.Expr.le](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.le.html) - [polars.Expr.lt](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.lt.html) - [polars.Expr.ne](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.ne.html) - [polars.Expr.ne\_missing](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.ne_missing.html) - [polars.Expr.add](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.add.html) - [polars.Expr.floordiv](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.floordiv.html) - [polars.Expr.mod](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.mod.html) - [polars.Expr.mul](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.mul.html) - [polars.Expr.neg](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.neg.html) - [polars.Expr.pow](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.pow.html) - [polars.Expr.sub](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.sub.html) - [polars.Expr.truediv](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.truediv.html) - [polars.Expr.xor](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.xor.html) - [String](https://docs.pola.rs/api/python/dev/reference/expressions/string.html) - [polars.Expr.str.concat](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.concat.html) - [polars.Expr.str.contains](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.contains.html) - [polars.Expr.str.contains\_any](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.contains_any.html) - [polars.Expr.str.count\_matches](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.count_matches.html) - [polars.Expr.str.decode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.decode.html) - [polars.Expr.str.encode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.encode.html) - [polars.Expr.str.ends\_with](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.ends_with.html) - [polars.Expr.str.escape\_regex](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.escape_regex.html) - [polars.Expr.str.explode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.explode.html) - [polars.Expr.str.extract](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.extract.html) - [polars.Expr.str.extract\_all](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.extract_all.html) - [polars.Expr.str.extract\_groups](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.extract_groups.html) - [polars.Expr.str.extract\_many](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.extract_many.html) - [polars.Expr.str.find](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.find.html) - [polars.Expr.str.find\_many](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.find_many.html) - [polars.Expr.str.head](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.head.html) - [polars.Expr.str.join](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.join.html) - [polars.Expr.str.json\_decode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.json_decode.html) - [polars.Expr.str.json\_path\_match](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.json_path_match.html) - [polars.Expr.str.len\_bytes](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.len_bytes.html) - [polars.Expr.str.len\_chars](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.len_chars.html) - [polars.Expr.str.normalize](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.normalize.html) - [polars.Expr.str.pad\_end](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.pad_end.html) - [polars.Expr.str.pad\_start](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.pad_start.html) - [polars.Expr.str.replace](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.replace.html) - [polars.Expr.str.replace\_all](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.replace_all.html) - [polars.Expr.str.replace\_many](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.replace_many.html) - [polars.Expr.str.reverse](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.reverse.html) - [polars.Expr.str.slice](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.slice.html) - [polars.Expr.str.split](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.split.html) - [polars.Expr.str.split\_exact](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.split_exact.html) - [polars.Expr.str.splitn](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.splitn.html) - [polars.Expr.str.starts\_with](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.starts_with.html) - [polars.Expr.str.strip\_chars](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.strip_chars.html) - [polars.Expr.str.strip\_chars\_start](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.strip_chars_start.html) - [polars.Expr.str.strip\_chars\_end](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.strip_chars_end.html) - [polars.Expr.str.strip\_prefix](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.strip_prefix.html) - [polars.Expr.str.strip\_suffix](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.strip_suffix.html) - [polars.Expr.str.strptime](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.strptime.html) - [polars.Expr.str.tail](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.tail.html) - [polars.Expr.str.to\_date](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.to_date.html) - [polars.Expr.str.to\_datetime](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.to_datetime.html) - [polars.Expr.str.to\_decimal](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.to_decimal.html) - [polars.Expr.str.to\_integer](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.to_integer.html) - [polars.Expr.str.to\_lowercase](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.to_lowercase.html) - [polars.Expr.str.to\_time](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.to_time.html) - [polars.Expr.str.to\_titlecase](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.to_titlecase.html) - [polars.Expr.str.to\_uppercase](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.to_uppercase.html) - [polars.Expr.str.zfill](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.str.zfill.html) - [Struct](https://docs.pola.rs/api/python/dev/reference/expressions/struct.html) - [polars.Expr.struct.\_\_getitem\_\_](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.struct.__getitem__.html) - [polars.Expr.struct.field](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.struct.field.html) - [polars.Expr.struct.unnest](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.struct.unnest.html) - [polars.Expr.struct.json\_encode](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.struct.json_encode.html) - [polars.Expr.struct.rename\_fields](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.struct.rename_fields.html) - [polars.Expr.struct.with\_fields](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.struct.with_fields.html) - [Temporal](https://docs.pola.rs/api/python/dev/reference/expressions/temporal.html) - [polars.Expr.dt.add\_business\_days](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.add_business_days.html) - [polars.Expr.dt.base\_utc\_offset](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.base_utc_offset.html) - [polars.Expr.dt.cast\_time\_unit](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.cast_time_unit.html) - [polars.Expr.dt.century](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.century.html) - [polars.Expr.dt.combine](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.combine.html) - [polars.Expr.dt.convert\_time\_zone](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.convert_time_zone.html) - [polars.Expr.dt.date](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.date.html) - [polars.Expr.dt.datetime](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.datetime.html) - [polars.Expr.dt.day](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.day.html) - [polars.Expr.dt.days\_in\_month](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.days_in_month.html) - [polars.Expr.dt.dst\_offset](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.dst_offset.html) - [polars.Expr.dt.epoch](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.epoch.html) - [polars.Expr.dt.hour](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.hour.html) - [polars.Expr.dt.is\_business\_day](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.is_business_day.html) - [polars.Expr.dt.is\_leap\_year](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.is_leap_year.html) - [polars.Expr.dt.iso\_year](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.iso_year.html) - [polars.Expr.dt.microsecond](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.microsecond.html) - [polars.Expr.dt.millennium](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.millennium.html) - [polars.Expr.dt.millisecond](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.millisecond.html) - [polars.Expr.dt.minute](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.minute.html) - [polars.Expr.dt.month](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.month.html) - [polars.Expr.dt.month\_end](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.month_end.html) - [polars.Expr.dt.month\_start](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.month_start.html) - [polars.Expr.dt.nanosecond](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.nanosecond.html) - [polars.Expr.dt.offset\_by](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.offset_by.html) - [polars.Expr.dt.ordinal\_day](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.ordinal_day.html) - [polars.Expr.dt.quarter](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.quarter.html) - [polars.Expr.dt.replace](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.replace.html) - [polars.Expr.dt.replace\_time\_zone](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.replace_time_zone.html) - [polars.Expr.dt.round](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.round.html) - [polars.Expr.dt.second](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.second.html) - [polars.Expr.dt.strftime](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.strftime.html) - [polars.Expr.dt.time](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.time.html) - [polars.Expr.dt.timestamp](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.timestamp.html) - [polars.Expr.dt.to\_string](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.to_string.html) - [polars.Expr.dt.total\_days](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.total_days.html) - [polars.Expr.dt.total\_hours](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.total_hours.html) - [polars.Expr.dt.total\_microseconds](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.total_microseconds.html) - [polars.Expr.dt.total\_milliseconds](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.total_milliseconds.html) - [polars.Expr.dt.total\_minutes](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.total_minutes.html) - [polars.Expr.dt.total\_nanoseconds](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.total_nanoseconds.html) - [polars.Expr.dt.total\_seconds](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.total_seconds.html) - [polars.Expr.dt.truncate](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.truncate.html) - [polars.Expr.dt.week](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.week.html) - [polars.Expr.dt.weekday](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.weekday.html) - [polars.Expr.dt.with\_time\_unit](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.with_time_unit.html) - [polars.Expr.dt.year](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.dt.year.html) - [Window](https://docs.pola.rs/api/python/dev/reference/expressions/window.html) - [polars.Expr.over](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.over.html) - [polars.Expr.rolling](https://docs.pola.rs/api/python/dev/reference/expressions/api/polars.Expr.rolling.html) - [Selectors](https://docs.pola.rs/api/python/dev/reference/selectors.html) - [DataType expressions](https://docs.pola.rs/api/python/dev/reference/datatype_expr/index.html) - [Functions](https://docs.pola.rs/api/python/dev/reference/datatype_expr/dt_functions.html) - [polars.dtype\_of](https://docs.pola.rs/api/python/dev/reference/datatype_expr/api/polars.dtype_of.html) - [polars.self\_dtype](https://docs.pola.rs/api/python/dev/reference/datatype_expr/api/polars.self_dtype.html) - [polars.DataType.to\_dtype\_expr](https://docs.pola.rs/api/python/dev/reference/datatype_expr/api/polars.DataType.to_dtype_expr.html) - [List](https://docs.pola.rs/api/python/dev/reference/datatype_expr/dt_list.html) - [polars.DataTypeExpr.list.inner\_dtype](https://docs.pola.rs/api/python/dev/reference/datatype_expr/api/polars.DataTypeExpr.list.inner_dtype.html) - [Array](https://docs.pola.rs/api/python/dev/reference/datatype_expr/dt_array.html) - [polars.DataTypeExpr.arr.inner\_dtype](https://docs.pola.rs/api/python/dev/reference/datatype_expr/api/polars.DataTypeExpr.arr.inner_dtype.html) - [polars.DataTypeExpr.arr.width](https://docs.pola.rs/api/python/dev/reference/datatype_expr/api/polars.DataTypeExpr.arr.width.html) - [polars.DataTypeExpr.arr.shape](https://docs.pola.rs/api/python/dev/reference/datatype_expr/api/polars.DataTypeExpr.arr.shape.html) - [Struct](https://docs.pola.rs/api/python/dev/reference/datatype_expr/dt_struct.html) - [polars.DataTypeExpr.struct.field\_dtype](https://docs.pola.rs/api/python/dev/reference/datatype_expr/api/polars.DataTypeExpr.struct.field_dtype.html) - [polars.DataTypeExpr.struct.field\_names](https://docs.pola.rs/api/python/dev/reference/datatype_expr/api/polars.DataTypeExpr.struct.field_names.html) - [Functions](https://docs.pola.rs/api/python/dev/reference/functions.html) - [polars.from\_arrow](https://docs.pola.rs/api/python/dev/reference/api/polars.from_arrow.html) - [polars.from\_dataframe](https://docs.pola.rs/api/python/dev/reference/api/polars.from_dataframe.html) - [polars.from\_dict](https://docs.pola.rs/api/python/dev/reference/api/polars.from_dict.html) - [polars.from\_dicts](https://docs.pola.rs/api/python/dev/reference/api/polars.from_dicts.html) - [polars.from\_numpy](https://docs.pola.rs/api/python/dev/reference/api/polars.from_numpy.html) - [polars.from\_pandas](https://docs.pola.rs/api/python/dev/reference/api/polars.from_pandas.html) - [polars.from\_records](https://docs.pola.rs/api/python/dev/reference/api/polars.from_records.html) - [polars.from\_repr](https://docs.pola.rs/api/python/dev/reference/api/polars.from_repr.html) - [polars.json\_normalize](https://docs.pola.rs/api/python/dev/reference/api/polars.json_normalize.html) - [polars.align\_frames](https://docs.pola.rs/api/python/dev/reference/api/polars.align_frames.html) - [polars.concat](https://docs.pola.rs/api/python/dev/reference/api/polars.concat.html) - [polars.union](https://docs.pola.rs/api/python/dev/reference/api/polars.union.html) - [polars.merge\_sorted](https://docs.pola.rs/api/python/dev/reference/api/polars.merge_sorted.html) - [polars.defer](https://docs.pola.rs/api/python/dev/reference/api/polars.defer.html) - [polars.escape\_regex](https://docs.pola.rs/api/python/dev/reference/api/polars.escape_regex.html) - [polars.collect\_all](https://docs.pola.rs/api/python/dev/reference/api/polars.collect_all.html) - [polars.collect\_all\_async](https://docs.pola.rs/api/python/dev/reference/api/polars.collect_all_async.html) - [polars.explain\_all](https://docs.pola.rs/api/python/dev/reference/api/polars.explain_all.html) - [polars.set\_random\_seed](https://docs.pola.rs/api/python/dev/reference/api/polars.set_random_seed.html) - [polars.register\_extension\_type](https://docs.pola.rs/api/python/dev/reference/api/polars.register_extension_type.html) - [polars.unregister\_extension\_type](https://docs.pola.rs/api/python/dev/reference/api/polars.unregister_extension_type.html) - [polars.get\_extension\_type](https://docs.pola.rs/api/python/dev/reference/api/polars.get_extension_type.html) - [polars.StringCache](https://docs.pola.rs/api/python/dev/reference/api/polars.StringCache.html) - [polars.enable\_string\_cache](https://docs.pola.rs/api/python/dev/reference/api/polars.enable_string_cache.html) - [polars.disable\_string\_cache](https://docs.pola.rs/api/python/dev/reference/api/polars.disable_string_cache.html) - [polars.using\_string\_cache](https://docs.pola.rs/api/python/dev/reference/api/polars.using_string_cache.html) - [Data types](https://docs.pola.rs/api/python/dev/reference/datatypes.html) - [polars.datatypes.DataType](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.DataType.html) - [polars.datatypes.Decimal](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Decimal.html) - [polars.datatypes.Float16](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Float16.html) - [polars.datatypes.Float32](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Float32.html) - [polars.datatypes.Float64](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Float64.html) - [polars.datatypes.Int8](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Int8.html) - [polars.datatypes.Int16](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Int16.html) - [polars.datatypes.Int32](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Int32.html) - [polars.datatypes.Int64](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Int64.html) - [polars.datatypes.Int128](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Int128.html) - [polars.datatypes.UInt8](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.UInt8.html) - [polars.datatypes.UInt16](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.UInt16.html) - [polars.datatypes.UInt32](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.UInt32.html) - [polars.datatypes.UInt64](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.UInt64.html) - [polars.datatypes.Date](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Date.html) - [polars.datatypes.Datetime](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Datetime.html) - [polars.datatypes.Duration](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Duration.html) - [polars.datatypes.Time](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Time.html) - [polars.datatypes.Array](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Array.html) - [polars.datatypes.List](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.List.html) - [polars.datatypes.Field](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Field.html) - [polars.datatypes.Struct](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Struct.html) - [polars.datatypes.String](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.String.html) - [polars.datatypes.Categorical](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Categorical.html) - [polars.datatypes.Categories](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Categories.html) - [polars.datatypes.Enum](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Enum.html) - [polars.datatypes.Utf8](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Utf8.html) - [polars.datatypes.BaseExtension](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.BaseExtension.html) - [polars.datatypes.Binary](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Binary.html) - [polars.datatypes.Boolean](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Boolean.html) - [polars.datatypes.Extension](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Extension.html) - [polars.datatypes.Null](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Null.html) - [polars.datatypes.Object](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Object.html) - [polars.datatypes.Unknown](https://docs.pola.rs/api/python/dev/reference/api/polars.datatypes.Unknown.html) - [Schema](https://docs.pola.rs/api/python/dev/reference/schema/index.html) - [Input/output](https://docs.pola.rs/api/python/dev/reference/io.html) - [polars.read\_avro](https://docs.pola.rs/api/python/dev/reference/api/polars.read_avro.html) - [polars.DataFrame.write\_avro](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_avro.html) - [polars.read\_clipboard](https://docs.pola.rs/api/python/dev/reference/api/polars.read_clipboard.html) - [polars.DataFrame.write\_clipboard](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_clipboard.html) - [polars.read\_csv](https://docs.pola.rs/api/python/dev/reference/api/polars.read_csv.html) - [polars.read\_csv\_batched](https://docs.pola.rs/api/python/dev/reference/api/polars.read_csv_batched.html) - [polars.scan\_csv](https://docs.pola.rs/api/python/dev/reference/api/polars.scan_csv.html) - [polars.DataFrame.write\_csv](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_csv.html) - [polars.LazyFrame.sink\_csv](https://docs.pola.rs/api/python/dev/reference/api/polars.LazyFrame.sink_csv.html) - [polars.io.csv.batched\_reader.BatchedCsvReader.next\_batches](https://docs.pola.rs/api/python/dev/reference/api/polars.io.csv.batched_reader.BatchedCsvReader.next_batches.html) - [polars.read\_database](https://docs.pola.rs/api/python/dev/reference/api/polars.read_database.html) - [polars.read\_database\_uri](https://docs.pola.rs/api/python/dev/reference/api/polars.read_database_uri.html) - [polars.DataFrame.write\_database](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_database.html) - [polars.read\_delta](https://docs.pola.rs/api/python/dev/reference/api/polars.read_delta.html) - [polars.scan\_delta](https://docs.pola.rs/api/python/dev/reference/api/polars.scan_delta.html) - [polars.DataFrame.write\_delta](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_delta.html) - [polars.LazyFrame.sink\_delta](https://docs.pola.rs/api/python/dev/reference/api/polars.LazyFrame.sink_delta.html) - [polars.read\_excel](https://docs.pola.rs/api/python/dev/reference/api/polars.read_excel.html) - [polars.read\_ods](https://docs.pola.rs/api/python/dev/reference/api/polars.read_ods.html) - [polars.DataFrame.write\_excel](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_excel.html) - [polars.read\_ipc](https://docs.pola.rs/api/python/dev/reference/api/polars.read_ipc.html) - [polars.read\_ipc\_schema](https://docs.pola.rs/api/python/dev/reference/api/polars.read_ipc_schema.html) - [polars.read\_ipc\_stream](https://docs.pola.rs/api/python/dev/reference/api/polars.read_ipc_stream.html) - [polars.scan\_ipc](https://docs.pola.rs/api/python/dev/reference/api/polars.scan_ipc.html) - [polars.DataFrame.write\_ipc](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_ipc.html) - [polars.DataFrame.write\_ipc\_stream](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_ipc_stream.html) - [polars.LazyFrame.sink\_ipc](https://docs.pola.rs/api/python/dev/reference/api/polars.LazyFrame.sink_ipc.html) - [polars.scan\_iceberg](https://docs.pola.rs/api/python/dev/reference/api/polars.scan_iceberg.html) - [polars.DataFrame.write\_iceberg](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_iceberg.html) - [polars.LazyFrame.sink\_iceberg](https://docs.pola.rs/api/python/dev/reference/api/polars.LazyFrame.sink_iceberg.html) - [polars.read\_json](https://docs.pola.rs/api/python/dev/reference/api/polars.read_json.html) - [polars.read\_ndjson](https://docs.pola.rs/api/python/dev/reference/api/polars.read_ndjson.html) - [polars.scan\_ndjson](https://docs.pola.rs/api/python/dev/reference/api/polars.scan_ndjson.html) - [polars.DataFrame.write\_json](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_json.html) - [polars.DataFrame.write\_ndjson](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_ndjson.html) - [polars.LazyFrame.sink\_ndjson](https://docs.pola.rs/api/python/dev/reference/api/polars.LazyFrame.sink_ndjson.html) - [polars.read\_lines](https://docs.pola.rs/api/python/dev/reference/api/polars.read_lines.html) - [polars.scan\_lines](https://docs.pola.rs/api/python/dev/reference/api/polars.scan_lines.html) - [polars.PartitionBy](https://docs.pola.rs/api/python/dev/reference/api/polars.PartitionBy.html) - [polars.io.partition.FileProviderArgs](https://docs.pola.rs/api/python/dev/reference/api/polars.io.partition.FileProviderArgs.html) - [polars.read\_parquet](https://docs.pola.rs/api/python/dev/reference/api/polars.read_parquet.html) - [polars.read\_parquet\_metadata](https://docs.pola.rs/api/python/dev/reference/api/polars.read_parquet_metadata.html) - [polars.read\_parquet\_schema](https://docs.pola.rs/api/python/dev/reference/api/polars.read_parquet_schema.html) - [polars.scan\_parquet](https://docs.pola.rs/api/python/dev/reference/api/polars.scan_parquet.html) - [polars.DataFrame.write\_parquet](https://docs.pola.rs/api/python/dev/reference/api/polars.DataFrame.write_parquet.html) - [polars.LazyFrame.sink\_parquet](https://docs.pola.rs/api/python/dev/reference/api/polars.LazyFrame.sink_parquet.html) - [polars.scan\_pyarrow\_dataset](https://docs.pola.rs/api/python/dev/reference/api/polars.scan_pyarrow_dataset.html) - [polars.CredentialProvider](https://docs.pola.rs/api/python/dev/reference/api/polars.CredentialProvider.html) - [polars.CredentialProviderAWS](https://docs.pola.rs/api/python/dev/reference/api/polars.CredentialProviderAWS.html) - [polars.CredentialProviderAzure](https://docs.pola.rs/api/python/dev/reference/api/polars.CredentialProviderAzure.html) - [polars.CredentialProviderGCP](https://docs.pola.rs/api/python/dev/reference/api/polars.CredentialProviderGCP.html) - [polars.ScanCastOptions](https://docs.pola.rs/api/python/dev/reference/api/polars.ScanCastOptions.html) - [Catalog](https://docs.pola.rs/api/python/dev/reference/catalog/index.html) - [Unity Catalog](https://docs.pola.rs/api/python/dev/reference/catalog/unity.html) - [polars.Catalog](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.Catalog.html) - [polars.Catalog.list\_catalogs](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.Catalog.list_catalogs.html) - [polars.Catalog.list\_namespaces](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.Catalog.list_namespaces.html) - [polars.Catalog.list\_tables](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.Catalog.list_tables.html) - [polars.Catalog.get\_table\_info](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.Catalog.get_table_info.html) - [polars.Catalog.scan\_table](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.Catalog.scan_table.html) - [polars.catalog.unity.CatalogInfo](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.catalog.unity.CatalogInfo.html) - [polars.catalog.unity.ColumnInfo](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.catalog.unity.ColumnInfo.html) - [polars.catalog.unity.DataSourceFormat](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.catalog.unity.DataSourceFormat.html) - [polars.catalog.unity.NamespaceInfo](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.catalog.unity.NamespaceInfo.html) - [polars.catalog.unity.TableInfo](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.catalog.unity.TableInfo.html) - [polars.catalog.unity.TableInfo.get\_polars\_schema](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.catalog.unity.TableInfo.get_polars_schema.html) - [polars.catalog.unity.TableType](https://docs.pola.rs/api/python/dev/reference/catalog/api/polars.catalog.unity.TableType.html) - [Config](https://docs.pola.rs/api/python/dev/reference/config.html) - [polars.Config.set\_ascii\_tables](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_ascii_tables.html) - [polars.Config.set\_auto\_structify](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_auto_structify.html) - [polars.Config.set\_decimal\_separator](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_decimal_separator.html) - [polars.Config.set\_default\_credential\_provider](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_default_credential_provider.html) - [polars.Config.set\_engine\_affinity](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_engine_affinity.html) - [polars.Config.set\_float\_precision](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_float_precision.html) - [polars.Config.set\_fmt\_float](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_fmt_float.html) - [polars.Config.set\_fmt\_str\_lengths](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_fmt_str_lengths.html) - [polars.Config.set\_fmt\_table\_cell\_list\_len](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_fmt_table_cell_list_len.html) - [polars.Config.set\_streaming\_chunk\_size](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_streaming_chunk_size.html) - [polars.Config.set\_tbl\_cell\_alignment](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_cell_alignment.html) - [polars.Config.set\_tbl\_cell\_numeric\_alignment](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_cell_numeric_alignment.html) - [polars.Config.set\_tbl\_cols](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_cols.html) - [polars.Config.set\_tbl\_column\_data\_type\_inline](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_column_data_type_inline.html) - [polars.Config.set\_tbl\_dataframe\_shape\_below](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_dataframe_shape_below.html) - [polars.Config.set\_tbl\_formatting](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_formatting.html) - [polars.Config.set\_tbl\_hide\_column\_data\_types](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_hide_column_data_types.html) - [polars.Config.set\_tbl\_hide\_column\_names](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_hide_column_names.html) - [polars.Config.set\_tbl\_hide\_dataframe\_shape](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_hide_dataframe_shape.html) - [polars.Config.set\_tbl\_hide\_dtype\_separator](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_hide_dtype_separator.html) - [polars.Config.set\_tbl\_rows](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_rows.html) - [polars.Config.set\_tbl\_width\_chars](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_tbl_width_chars.html) - [polars.Config.set\_thousands\_separator](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_thousands_separator.html) - [polars.Config.set\_trim\_decimal\_zeros](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_trim_decimal_zeros.html) - [polars.Config.set\_verbose](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.set_verbose.html) - [polars.Config.load](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.load.html) - [polars.Config.load\_from\_file](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.load_from_file.html) - [polars.Config.save](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.save.html) - [polars.Config.save\_to\_file](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.save_to_file.html) - [polars.Config.state](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.state.html) - [polars.Config.restore\_defaults](https://docs.pola.rs/api/python/dev/reference/api/polars.Config.restore_defaults.html) - [Extending the API](https://docs.pola.rs/api/python/dev/reference/api.html) - [polars.api.register\_expr\_namespace](https://docs.pola.rs/api/python/dev/reference/api/polars.api.register_expr_namespace.html) - [polars.api.register\_dataframe\_namespace](https://docs.pola.rs/api/python/dev/reference/api/polars.api.register_dataframe_namespace.html) - [polars.api.register\_lazyframe\_namespace](https://docs.pola.rs/api/python/dev/reference/api/polars.api.register_lazyframe_namespace.html) - [polars.api.register\_series\_namespace](https://docs.pola.rs/api/python/dev/reference/api/polars.api.register_series_namespace.html) - [Plugins](https://docs.pola.rs/api/python/dev/reference/plugins.html) - [polars.plugins.register\_plugin\_function](https://docs.pola.rs/api/python/dev/reference/api/polars.plugins.register_plugin_function.html) - [polars.io.plugins.register\_io\_source](https://docs.pola.rs/api/python/dev/reference/api/polars.io.plugins.register_io_source.html) - [SQL Interface](https://docs.pola.rs/api/python/dev/reference/sql/index.html) - [Python API](https://docs.pola.rs/api/python/dev/reference/sql/python_api.html) - [polars.SQLContext.execute](https://docs.pola.rs/api/python/dev/reference/sql/api/polars.SQLContext.execute.html) - [polars.SQLContext.execute\_global](https://docs.pola.rs/api/python/dev/reference/sql/api/polars.SQLContext.execute_global.html) - [polars.SQLContext.register](https://docs.pola.rs/api/python/dev/reference/sql/api/polars.SQLContext.register.html) - [polars.SQLContext.register\_globals](https://docs.pola.rs/api/python/dev/reference/sql/api/polars.SQLContext.register_globals.html) - [polars.SQLContext.register\_many](https://docs.pola.rs/api/python/dev/reference/sql/api/polars.SQLContext.register_many.html) - [polars.SQLContext.tables](https://docs.pola.rs/api/python/dev/reference/sql/api/polars.SQLContext.tables.html) - [polars.SQLContext.unregister](https://docs.pola.rs/api/python/dev/reference/sql/api/polars.SQLContext.unregister.html) - [Query Clauses](https://docs.pola.rs/api/python/dev/reference/sql/clauses.html) - [Set Operations](https://docs.pola.rs/api/python/dev/reference/sql/set_operations.html) - [Table Operations](https://docs.pola.rs/api/python/dev/reference/sql/table_operations.html) - [Functions](https://docs.pola.rs/api/python/dev/reference/sql/functions/index.html) - [Aggregate](https://docs.pola.rs/api/python/dev/reference/sql/functions/aggregate.html) - 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[polars.testing.parametric.columns](https://docs.pola.rs/api/python/dev/reference/api/polars.testing.parametric.columns.html) - [polars.testing.parametric.create\_list\_strategy](https://docs.pola.rs/api/python/dev/reference/api/polars.testing.parametric.create_list_strategy.html) - [polars.testing.parametric.load\_profile](https://docs.pola.rs/api/python/dev/reference/api/polars.testing.parametric.load_profile.html) - [polars.testing.parametric.set\_profile](https://docs.pola.rs/api/python/dev/reference/api/polars.testing.parametric.set_profile.html) - [Metadata](https://docs.pola.rs/api/python/dev/reference/metadata.html) - [polars.build\_info](https://docs.pola.rs/api/python/dev/reference/api/polars.build_info.html) - [polars.get\_index\_type](https://docs.pola.rs/api/python/dev/reference/api/polars.get_index_type.html) - [polars.show\_versions](https://docs.pola.rs/api/python/dev/reference/api/polars.show_versions.html) - [polars.thread\_pool\_size](https://docs.pola.rs/api/python/dev/reference/api/polars.thread_pool_size.html) - [polars.threadpool\_size](https://docs.pola.rs/api/python/dev/reference/api/polars.threadpool_size.html) - [Python API reference](https://docs.pola.rs/api/python/dev/reference/index.html) - [DataFrame](https://docs.pola.rs/api/python/dev/reference/dataframe/index.html) - [Manipulation/selection](https://docs.pola.rs/api/python/dev/reference/dataframe/modify_select.html) - polars.DataFrame.drop\_nans # polars.DataFrame.drop\_nans[\#](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_nans.html#polars-dataframe-drop-nans "Link to this heading") DataFrame.drop\_nans( subset: ColumnNameOrSelector \\| Collection\[ColumnNameOrSelector\] \\| [None](https://docs.python.org/3/library/constants.html#None "(in Python v3.14)") \= None, ) → DataFrame[\[source\]](https://github.com/pola-rs/polars/blob/main/py-polars/src/polars/dataframe/frame.py#L6622-L6710)[\#](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_nans.html#polars.DataFrame.drop_nans "Link to this definition") Drop all rows that contain one or more NaN values. The original order of the remaining rows is preserved. Parameters: subset Column name(s) for which NaN values are considered; if set to `None` (default), use all columns (note that only floating-point columns can contain NaNs). See also [`drop_nulls`](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_nulls.html#polars.DataFrame.drop_nulls "polars.DataFrame.drop_nulls") Notes A NaN value is not the same as a null value. To drop null values, use [`drop_nulls()`](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_nulls.html#polars.DataFrame.drop_nulls "polars.DataFrame.drop_nulls"). Examples ``` >>> df = pl.DataFrame( ... { ... "foo": [-20.5, float("nan"), 80.0], ... "bar": [float("nan"), 110.0, 25.5], ... "ham": ["xxx", "yyy", None], ... } ... ) ``` The default behavior of this method is to drop rows where any single value in the row is NaN: ``` >>> df.drop_nans() shape: (1, 3) ┌──────┬──────┬──────┐ │ foo ┆ bar ┆ ham │ │ --- ┆ --- ┆ --- │ │ f64 ┆ f64 ┆ str │ ╞══════╪══════╪══════╡ │ 80.0 ┆ 25.5 ┆ null │ └──────┴──────┴──────┘ ``` This behaviour can be constrained to consider only a subset of columns, as defined by name, or with a selector. For example, dropping rows only if there is a NaN in the “bar” column: ``` >>> df.drop_nans(subset=["bar"]) shape: (2, 3) ┌──────┬───────┬──────┐ │ foo ┆ bar ┆ ham │ │ --- ┆ --- ┆ --- │ │ f64 ┆ f64 ┆ str │ ╞══════╪═══════╪══════╡ │ NaN ┆ 110.0 ┆ yyy │ │ 80.0 ┆ 25.5 ┆ null │ └──────┴───────┴──────┘ ``` Dropping a row only if all values are NaN requires a different formulation: ``` >>> df = pl.DataFrame( ... { ... "a": [float("nan"), float("nan"), float("nan"), float("nan")], ... "b": [10.0, 2.5, float("nan"), 5.25], ... "c": [65.75, float("nan"), float("nan"), 10.5], ... } ... ) >>> df.filter(~pl.all_horizontal(pl.all().is_nan())) shape: (3, 3) ┌─────┬──────┬───────┐ │ a ┆ b ┆ c │ │ --- ┆ --- ┆ --- │ │ f64 ┆ f64 ┆ f64 │ ╞═════╪══════╪═══════╡ │ NaN ┆ 10.0 ┆ 65.75 │ │ NaN ┆ 2.5 ┆ NaN │ │ NaN ┆ 5.25 ┆ 10.5 │ └─────┴──────┴───────┘ ``` [previous polars.DataFrame.drop\_in\_place](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_in_place.html "previous page") [next polars.DataFrame.drop\_nulls](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_nulls.html "next page") On this page - [`DataFrame.drop_nans()`](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_nans.html#polars.DataFrame.drop_nans) © Copyright 2025, Ritchie Vink. Created using [Sphinx](https://www.sphinx-doc.org/) 8.1.3. Built with the [PyData Sphinx Theme](https://pydata-sphinx-theme.readthedocs.io/en/stable/index.html) 0.16.0.
Readable Markdown	DataFrame.drop\_nans( subset: ColumnNameOrSelector \\| Collection\[ColumnNameOrSelector\] \\| [None](https://docs.python.org/3/library/constants.html#None "(in Python v3.14)") \= None, ) → DataFrame[\[source\]](https://github.com/pola-rs/polars/blob/main/py-polars/src/polars/dataframe/frame.py#L6622-L6710)[\#](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_nans.html#polars.DataFrame.drop_nans "Link to this definition") Drop all rows that contain one or more NaN values. The original order of the remaining rows is preserved. Parameters: subset Column name(s) for which NaN values are considered; if set to `None` (default), use all columns (note that only floating-point columns can contain NaNs). Notes A NaN value is not the same as a null value. To drop null values, use [`drop_nulls()`](https://docs.pola.rs/api/python/dev/reference/dataframe/api/polars.DataFrame.drop_nulls.html#polars.DataFrame.drop_nulls "polars.DataFrame.drop_nulls"). Examples ``` >>> df = pl.DataFrame( ... { ... "foo": [-20.5, float("nan"), 80.0], ... "bar": [float("nan"), 110.0, 25.5], ... "ham": ["xxx", "yyy", None], ... } ... ) ``` The default behavior of this method is to drop rows where any single value in the row is NaN: ``` >>> df.drop_nans() shape: (1, 3) ┌──────┬──────┬──────┐ │ foo ┆ bar ┆ ham │ │ --- ┆ --- ┆ --- │ │ f64 ┆ f64 ┆ str │ ╞══════╪══════╪══════╡ │ 80.0 ┆ 25.5 ┆ null │ └──────┴──────┴──────┘ ``` This behaviour can be constrained to consider only a subset of columns, as defined by name, or with a selector. For example, dropping rows only if there is a NaN in the “bar” column: ``` >>> df.drop_nans(subset=["bar"]) shape: (2, 3) ┌──────┬───────┬──────┐ │ foo ┆ bar ┆ ham │ │ --- ┆ --- ┆ --- │ │ f64 ┆ f64 ┆ str │ ╞══════╪═══════╪══════╡ │ NaN ┆ 110.0 ┆ yyy │ │ 80.0 ┆ 25.5 ┆ null │ └──────┴───────┴──────┘ ``` Dropping a row only if all values are NaN requires a different formulation: ``` >>> df = pl.DataFrame( ... { ... "a": [float("nan"), float("nan"), float("nan"), float("nan")], ... "b": [10.0, 2.5, float("nan"), 5.25], ... "c": [65.75, float("nan"), float("nan"), 10.5], ... } ... ) >>> df.filter(~pl.all_horizontal(pl.all().is_nan())) shape: (3, 3) ┌─────┬──────┬───────┐ │ a ┆ b ┆ c │ │ --- ┆ --- ┆ --- │ │ f64 ┆ f64 ┆ f64 │ ╞═════╪══════╪═══════╡ │ NaN ┆ 10.0 ┆ 65.75 │ │ NaN ┆ 2.5 ┆ NaN │ │ NaN ┆ 5.25 ┆ 10.5 │ └─────┴──────┴───────┘ ```
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