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@dependabot dependabot bot commented on behalf of github Oct 6, 2025

Bumps polars from 1.33.1 to 1.34.0.

Release notes

Sourced from polars's releases.

Python Polars 1.34.0

🏆 Highlights

  • Add LazyFrame.{sink,collect}_batches (#23980)
  • Deterministic import order for Python Polars package variants (#24531)

🚀 Performance improvements

  • Optimize gather_every(n=1) to slice (#24704)
  • Lower null count to streaming engine (#24703)
  • Native streaming gather_every (#24700)
  • Pushdown filter with strptime if input is literal (#24694)
  • Avoid copying expanded paths (#24669)
  • Relax filter expr ordering (#24662)
  • Remove unnecessary groups call in aggregated (#24651)
  • Skip files in scan_iceberg with filter based on metadata statistics (#24547)
  • Push row_index predicate for all scan types (#24537)
  • Perform integer in-filtering for Parquet inequality predicates (#24525)
  • Stop caching Parquet metadata after 8 files (#24513)
  • Native streaming .mode() expression (#24459)

✨ Enhancements

  • Implement maintain_order for cross join (#24665)
  • Add support to output dt.total_{}() duration values as fractionals (#24598)
  • Avoid forcing a pyarrow dependency in read_excel when using the default "calamine" engine (#24655)
  • Support scanning from file:/path URIs (#24603)
  • Log which file the schema was sourced from, and which file caused an extra column error (#24621)
  • Add LazyFrame.{sink,collect}_batches (#23980)
  • Deterministic import order for Python Polars package variants (#24531)
  • Add support to display lazy query plan in marimo notebooks without needing to install matplotlib or mermaid (#24540)
  • Add unstable hidden_file_prefix parameter to scan_parquet (#24507)
  • Use fixed-scale Decimals (#24542)
  • Add support for unsigned 128-bit integers (#24346)
  • Add unstable pl.Config.set_default_credential_provider (#24434)
  • Roundtrip BinaryOffset type through Parquet (#24344)
  • Add opt-in unstable functionality to load interval types as Struct (#24320)
  • Support reading parquet metadata from cloud storage (#24443)
  • Add user guide section on AWS role assumption (#24421)
  • Support unique / n_unique / arg_unique for array columns (#24406)

🐞 Bug fixes

  • Removing dots after noqa comments (#24722)
  • Parse Decimal with comma as decimal separator in CSV (#24685)
  • Make Categories pickleable (#24691)
  • Shift on array within list (#24678)
  • Fix handling of AggregatedScalar in ApplyExpr single input (#24634)
  • Support reading of mixed compressed/uncompressed IPC buffers (#24674)
  • Overflow in slice-slice optimization (#24658)

... (truncated)

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Bumps [polars](https://github.com/pola-rs/polars) from 1.33.1 to 1.34.0.
- [Release notes](https://github.com/pola-rs/polars/releases)
- [Commits](pola-rs/polars@py-1.33.1...py-1.34.0)

---
updated-dependencies:
- dependency-name: polars
  dependency-version: 1.34.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
@dependabot dependabot bot added dependencies Pull requests that update a dependency file python:uv Pull requests that update python:uv code labels Oct 6, 2025
@dependabot dependabot bot added dependencies Pull requests that update a dependency file python:uv Pull requests that update python:uv code labels Oct 6, 2025
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codecov bot commented Oct 6, 2025

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.69%. Comparing base (ba46d9c) to head (b249bf0).

Additional details and impacted files
@@           Coverage Diff           @@
##             main     #601   +/-   ##
=======================================
  Coverage   96.69%   96.69%           
=======================================
  Files          42       42           
  Lines         998      998           
=======================================
  Hits          965      965           
  Misses         33       33           
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