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@dependabot dependabot bot commented on behalf of github Jan 13, 2026

Bumps polars from 1.36.1 to 1.37.1.

Release notes

Sourced from polars's releases.

Python Polars 1.37.1

🚀 Performance improvements

  • Speed up SQL interface "UNION" clauses (#26039)

🐞 Bug fixes

  • Optimize slicing support on compressed IPC (#26071)
  • CPU check for musl builds (#26076)
  • Propagate C Stream import errors instead of panicking (#26036)
  • Fix slicing on compressed IPC (#26066)

📖 Documentation

  • Clarify min_by/max_by behavior on ties (#26077)

🛠️ Other improvements

  • Mark top slow normal tests as slow (#26080)
  • Update breaking deps (#26055)
  • Fix for upstream url bug and update deps (#26052)
  • Properly pin chrono (#26051)
  • Don't run rust doctests (#26046)
  • Update deps (#26042)
  • Ignore very slow test (#26041)

Thank you to all our contributors for making this release possible! @​Voultapher, @​alexander-beedie, @​kdn36, @​nameexhaustion, @​orlp, @​ritchie46 and @​wtn

Python Polars 1.37.0

🚀 Performance improvements

  • Speed up SQL interface "ORDER BY" clauses (#26037)
  • Add fast kernel for is_nan and use it for numpy NaN->null conversion (#26034)
  • Optimize ArrayFromIter implementations for ObjectArray (#25712)
  • New streaming NDJSON sink pipeline (#25948)
  • New streaming CSV sink pipeline (#25900)
  • Dispatch partitioned usage of sink_* functions to new-streaming by default (#25910)
  • Replace ryu with faster zmij (#25885)
  • Reduce memory usage for .item() count in grouped first/last (#25787)
  • Skip schema inference if schema provided for scan_csv/ndjson (#25757)
  • Add width-aware chunking to prevent degradation with wide data (#25764)
  • Use new sink pipeline for write/sink_ipc (#25746)
  • Reduce memory usage when scanning multiple parquet files in streaming (#25747)
  • Don't call cluster_with_columns optimization if not needed (#25724)

✨ Enhancements

  • Add new pl.PartitionBy API (#26004)
  • ArrowStreamExportable and sink_delta (#25994)

... (truncated)

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Bumps [polars](https://github.com/pola-rs/polars) from 1.36.1 to 1.37.1.
- [Release notes](https://github.com/pola-rs/polars/releases)
- [Commits](pola-rs/polars@py-1.36.1...py-1.37.1)

---
updated-dependencies:
- dependency-name: polars
  dependency-version: 1.37.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
@dependabot dependabot bot added dependencies Pull requests that update a dependency file python:uv Pull requests that update python:uv code labels Jan 13, 2026
@kevinjqliu kevinjqliu merged commit e522567 into main Jan 13, 2026
10 checks passed
@kevinjqliu kevinjqliu deleted the dependabot/uv/polars-1.37.1 branch January 13, 2026 04:21
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