build(deps): bump polars from 0.20.30 to 0.20.31

[dependabot[bot]]

Bumps polars from 0.20.30 to 0.20.31.

Release notes

Sourced from polars's releases.

Python Polars 0.20.31

⚠️ Deprecations

• Rename dtypes parameter to schema_overrides for read_csv/scan_csv/read_csv_batched (#16628)
• Deprecate nulls_last/maintain_order/multithreaded parameters for top_k methods (#16597)
• Rename SQLContext "eager_execution" param to "eager" (#16595)
• Rename Series.equals parameter strict to check_dtypes and rename assertion utils parameter check_dtype to check_dtypes (#16573)
• Add DataFrame.serialize/deserialize (#16545)
• Deprecate str.explode in favor of str.split("").explode() (#16508)
• Deprecate default coalesce behavior of left join (#16532)

🚀 Performance improvements

• make truncate 4x faster in simple cases (#16615)
• Cache arena's (and conversion) in SQL context (#16566)
• Partial schema cache. (#16549)

✨ Enhancements

• Support per-column nulls_last on sort operations (#16639)
• Initial support for SQL ARRAY literals and the UNNEST table function (#16330)
• Don't allow struct.with_fields in grouping (#16629)
• improve support for user-defined functions that return scalars (#16556)
• Add SQL support for TRY_CAST function (#16589)
• Add top-level pl.sql function (#16528)
• Expose temporal function expression ops to expr ir (#16546)
• Add DataFrame.serialize/deserialize (#16545)
• check if by column is sorted, rather than just checking sorted flag, in group_by_dynamic, upsample, and rolling (#16494)

🐞 Bug fixes

• Potentially deal with empty range (#16650)
• Use of SQL ORDER BY should not cause reordering of SELECT cols (#16579)
• ensure df in empty parquet (#16621)
• Fix Array constructor when inner type is another Array (#16622)
• Fix parsing of shape in Array constructor and deprecate width parameter (#16567)
• Crash using empty Series in LazyFrame.select() (#16592)
• improve support for user-defined functions that return scalars (#16556)
• Resolve multiple SQL JOIN issues (#16507)
• Project last column if count query (#16569)
• Properly split struct columns (#16563)
• Ensure strict chunking in chunked partitioned group by (#16561)
• Error selecting columns after non-coalesced join (multiple join keys) (#16559)
• Don't panic on hashing nested list types (#16555)
• Crash selecting columns after non-coalesced join (#16541)
• Fix group gather of single literal (#16539)
• throw an invalid operation exception on performing a sum over a list of strs (#16521)
• Fix DataFrame.__getitem__ for empty list input - df[[]] (#16520)
• Fix issue in DataFrame.__getitem__ with 2 column inputs (#16517)

... (truncated)

Commits

• 318ec40 python polars 0.20.31 (#16652)
• 15803ce docs(python): Overview of available SQL functions (#16268)
• 6c5140c fix: Potentially deal with empty range (#16650)
• a9badd6 docs(python): Update filter description to clarify that null evaluations are ...
• 8710274 feat: Support per-column nulls_last on sort operations (#16639)
• 4c80271 test: Add test for 16642 (#16646)
• ae70fd4 feat(rust): Add split_at method to arrow Array (#16620)
• 5974ac7 depr(python): Rename dtypes parameter to schema_overrides for read_csv/...
• 4e95200 Revert "feat(python): Add replace_all expression to complement replace" (...
• 1cafcbc feat: Initial support for SQL ARRAY literals and the UNNEST table functio...
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