narwhals 1.34.0

Narwhals v1.34.0

on Python PyPI

Changes

• test: unify tests in group_by_test.py (#2195)

🚀 Performance improvements

• chore(typing): Fix [assignment] with extract_args_kwargs (#2329)

✨ Enhancements

• enh: support unique(keep='none') for pyspark/sqlframe (#2338)

🐞 Bug fixes

• fix(typing): Narrow TypeVar used in Series (#2347)
• test(typing): Narrow Constructor, ConstructorEager aliases (#2349)
• refactor(typing): Simplify concat signature (#2339)
• fix: unpivot was unnecessary failing for PySpark/SQLFrame when neither on nor index were passed (#2335)
• chore(typing): Fix [assignment] with extract_args_kwargs (#2329)
• chore(typing): Fix DTypes typing (#2330)

📖 Documentation

• docs: Use separate_signature: true (#2353)
• feat(internal): Add docstring template (#2333)
• chore: Use _compliant.typing aliases in more places (#2336)

🛠️ Other improvements

• chore: bump pyarrow-stubs==19.1 (#2350)
• chore: use less sql for duckdb, do extra validation (#2331)
• feat(internal): Add docstring template (#2333)
• chore: Use _compliant.typing aliases in more places (#2336)
• test: use constructor_eager for testing gather_every (#2334)
• chore: Add Compliant*.from_native (#2315)
• chore: Transition selectors away from Protocol38 (#2326)
• chore: Make Polars(Expr|Series) compliant (#2328)
• test: fix wrong reason in group_by_test.py (#2332)
• chore: simplify PandasLikeDataFrame.with_columns (#2327)

Thank you to all our contributors for making this release possible!
@MarcoGorelli, @dangotbanned and @luke396