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rs-0.48.1

pola-rs/polarsrs-0.48.1May 21, 2025by github-actions[bot]

AI Summary

Patch release fixing serialization issues and build system problems.

Key Highlights

  • Switch eligible casts to non-strict in optimizer
  • Fix RuntimeError when serializing DataFrames from multiple threads
  • Fix building polars-lazy with certain features

New Features

  • Switch eligible casts to non-strict in optimizer

Full Release Notes

## 🚀 Performance improvements

- Switch eligible casts to non-strict in optimizer (#22850)

## 🐞 Bug fixes

- Fix RuntimeError when serializing the same DataFrame from multiple threads (#22844)

## 📦 Build system

- Fix building `polars-lazy` with certain features (#22846)
- Add missing features (#22839)

## 🛠️ Other improvements

- Update Rust Polars versions (#22854)

Thank you to all our contributors for making this release possible!
@JakubValtar, @bschoenmaeckers, @nameexhaustion and @stijnherfst