Narwhals v1.1.9

Changes

• Feat: Dask filter and and method added (#676)
• bug: fix iter_rows inconsistency in pandas (#671)

🚀 Performance improvements

• perf: some comprehensions over loops (#679)

✨ Enhancements

• feat: add fill_null to DaskExpr (#685)
• feat: add drop_nulls for dask (#675)
• feat: dask columns property & filter method (#670)
• feat: dask select method (#667)
• feat: add year, month, day, hour, minute, second, millisecond, micros… (#666)
• feat: add to_lowercase, to_uppercase, to_datetime for dask (#665)
• feat: add ends_with, contains, slice for dask (#664)
• feat: Added Dask Expr.sum (#662)

🐞 Bug fixes

• fix: dask expr dt.nanosecond implementation (#678)

📖 Documentation

• doc: Made changes to the file explaining the UserWarning error while using pandas `group_by's (#677)

🛠️ Other improvements

• tests: add pytest-env to dev requirements (#683)
• ci: adopt uv (#682)
• chore: factor system_info tests outside test_common (#680)
• test: xfail uppecase for dask and pyarrow 11.0.0 (#672)
• chore: enable more lazy tests (#663)

Thank you to all our contributors for making this release possible!
@DeaMariaLeon, @EdAbati, @FBruzzesi, @MarcoGorelli, @aidoskanapyanov, @benrutter, @lucianosrp, @mistShard and @montanarograziano