Narwhals v0.9.29

Changes

• Bump version to 0.9.29 (#432)
• clean: factor filter_test and filter_test_series out of test_common (#427)
• clean: factor tests out of test_common (#420)
• clean: include native in some names / functions (#424)
• feat: make DataFrame and LazyFrame Generic (for typing) (#421)
• clean: use from_native in tests (#422)
• clean: assorted (#419)
• clean: factor double_test out of test_common (#418)
• Generic groupby (#417)
• clean: factor select_test out of test_common (#416)
• TPCH Queries 11, 15, 19 and 20 (#411)
• TPCH Queries 9 and 10 (#407)
• Overload to dict (#413)

🚀 Performance improvements

• perf: simplify pyarrow diff (#431)
• perf: push down parse_version (#430)

✨ Enhancements

• feat: implement DataFrame.with_columns for arrow backend (#429)
• feat: distinguish IntoDataFrame and IntoFrame (#423)
• feat: add DataFrame.lazy and LazyFrame.lazy (#412)
• feat: Expr.Abs and Series.abs (#409)

📖 Documentation

• docs: add page on type hints (#426)

🛠️ Other improvements

• perf: simplify pyarrow diff (#431)
• chore: add nbstripout (#415)
• chore: factor out to_dict test (#414)
• chore: return Self more (#408)

Thank you to all our contributors for making this release possible!
@EdAbati, @MarcoGorelli, @condekind, @shriyakalakata and @ugohuche