Narwhals v1.29.1

Changes

• feat: Spec'd-out CompliantExpr (#2119)
• [pre-commit.ci] pre-commit autoupdate (#2139)

✨ Enhancements

• feat: support reversed cumulative expressions in over for pandas-like (#2141)
• feat: support anonymous expressions in over context for pandas-like, support over for multi-partitioned dask (#2138)

🐞 Bug fixes

• fix: pyarrow scatter was returning incorrect results when indices were not sorted (#2156)
• ci: fix doc build for win32 (#2147)
• fix: pass ddof down in std().over() for pandas-like (#2143)

📖 Documentation

• docs: Add info in nw.when regarding chained statements (#2151)
• ci: fix doc build for win32 (#2147)

📦 Build system

• ci: fix doc build for win32 (#2147)

🛠️ Other improvements

• docs: remove non-existent "args" (#2153)
• ci: get cuDF test suite green again (#2145)
• refactor: Use chain.from_iterable more (#2140)
• refactor: allow callable in CompliantExpr.from_column_names to reuse for CompliantNamespace.<all|col|exclude> (#2134)

Thank you to all our contributors for making this release possible!
@FBruzzesi, @MarcoGorelli, @dangotbanned, @pre-commit-ci[bot] and pre-commit-ci[bot]