pola-rs/polars py-1.40.1

Python Polars 1.40.1

on GitHub

🚀 Performance improvements

• Skip validity mask processing in __array_ufunc__ when no inputs have nulls (#27358)

✨ Enhancements

• Cargo deny (#27363)
• Add maintain_order parameter to merge_sorted (#27263)

🐞 Bug fixes

• Honor having predicate in GroupBy iter (#27370)
• Use the physical dtype for NumUnorderedImplodeReducer arrow ListArray (#27375)
• Address bug in reduce_balanced for certain input length lists affecting pl.concat (#27352)
• Ensure list.sample() allows fraction > 1 when with_replacement=True (#27350)
• Ensure append() errors when upcast=False (#27346)
• Always rechunk sorts, prune sorts even in eager execution (#27356)
• Fix typing for DataFrame.__init__ and Series.__init__ so they don't require all optional dependencies to be installed (#27348)

📖 Documentation

• Split out openlineage docs into guide and configuration (#27371)
• Add explanation on the observatory sqlite db file (#27354)

🛠️ Other improvements

• Disable mypy type checking for pyarrow calls (#27377)
• Disable debug symbols in macos coverage tests (#27361)
• Cargo deny (#27363)

Thank you to all our contributors for making this release possible!
@EndPositive, @Kevin-Patyk, @MarcoGorelli, @carnarez, @dsprenkels, @gab23r, @jonathanchang31, @kdn36, @mzjp2 and @ritchie46