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Pull requests: narwhals-dev/narwhals

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Pull requests list

fix assert_equal_data for objects where __eq__ returns non-bool
#3760 opened Jul 8, 2026 by MarcoGorelli Member Loading…
13 tasks
1
fix: Fix fill_null for Dask with expressions
#3758 opened Jul 8, 2026 by MarcoGorelli Member Loading…
13 tasks
1
fix(pyarrow): Support constructing Categorical columns from Python values fix pyarrow Issue is related to pyarrow backend
#3757 opened Jul 7, 2026 by mkzung Loading…
5 of 13 tasks
fix(typing): Widen IntoSchema to accept IntoDType values and (name, dtype) pair sequences fix typing
#3756 opened Jul 7, 2026 by FBruzzesi Member Loading…
7 tasks
1
7
feat: Extend plugin support for IO and from_* methods/functions enhancement New feature or request extensibility
#3753 opened Jul 5, 2026 by FBruzzesi Member Loading…
1 of 7 tasks
1
4
RFC, feat: Add (basic) support for pandas SparseDtype enhancement New feature or request needs discussion pandas-like Issue is related to pandas-like backends
#3739 opened Jul 1, 2026 by FBruzzesi Member Loading…
1 of 7 tasks
1
2
chore: Isolate interchange-level support duckdb Issue is related to duckdb backend ibis Issue is related to ibis backend internal tests
#3721 opened Jun 27, 2026 by dangotbanned Member Loading…
9 tasks done
22
feat: add DataFrame.equals and Series.equals needs discussion
#3717 opened Jun 26, 2026 by AdrianSosic • Draft
2 of 10 tasks
1
14
feat: Add empty_as_null and keep_nulls options to explode enhancement New feature or request
#3709 opened Jun 25, 2026 by FBruzzesi Member Loading…
1 of 7 tasks
6
feat: add as_series flag to maybe_get_index to return the index as a narwhals Series
#3706 opened Jun 22, 2026 by mvanhorn Loading…
4 of 10 tasks
1
feat: add maintain_order argument to list.unique
#3697 opened Jun 20, 2026 by Shaan-alpha Loading…
5 of 10 tasks
1
feat: add nw.list enhancement New feature or request
#3694 opened Jun 19, 2026 by CangyuanLi Loading…
4 of 10 tasks
1
33
fix: support generators in is_in (#3195) suggest close Closing requires a second opinion
#3689 opened Jun 15, 2026 by LukeTheoJohnson Loading…
1
refactor: Testing constructors with default namespace Medium priority tests typing
#3685 opened Jun 12, 2026 by FBruzzesi Member Loading…
17
fix: reject eager_only with an already-narwhals LazyFrame suggest close Closing requires a second opinion
#3677 opened Jun 10, 2026 by gaoflow Contributor Loading…
1
1
ci: Multiple random runs ci Medium priority
#3637 opened May 16, 2026 by FBruzzesi Member • Draft
1 of 7 tasks
4
feat: add Selector.__xor__ and Expr.__xor__ for symmetric difference enhancement New feature or request
#3621 opened May 13, 2026 by SAY-5 Loading…
5 of 10 tasks
1
17
[Enh]: Add Expr.map_batches to pyspark
#3579 opened Apr 28, 2026 by pedro-villanueva-bcom Contributor Loading…
3 of 10 tasks
1
8
chore: Remove level from main and v2 classes init accepted internal needs investigation
#3558 opened Apr 19, 2026 by FBruzzesi Member • Draft
4 of 10 tasks
1
18
RFC, feat: Add DataFrame.with_backend(backend: IntoBackend[EagerAllowed]) enhancement New feature or request
#3557 opened Apr 19, 2026 by FBruzzesi Member Loading…
4 of 10 tasks
1
feat: Introduce testing.constructors module and a pytest plugin enhancement New feature or request Medium priority tests
#3552 opened Apr 16, 2026 by FBruzzesi Member Loading…
8 of 15 tasks
1
93
refactor: Simplify _integer_fits_in_decimal; disallow supercasting for Datetime and Duration with different time_unit's dtypes internal
#3526 opened Mar 31, 2026 by FBruzzesi Member Loading…
5 of 10 tasks
4
RFC, feat: Add support for {Expr, Series}.struct.unnest enhancement New feature or request nested data `list`, `struct`, etc
#3523 opened Mar 27, 2026 by FBruzzesi Member Loading…
4 of 10 tasks
1
6
chore(python): avoid using type(self) in protocols
#3479 opened Feb 19, 2026 by MarcoGorelli Member Loading…
2
chore: move tests to a narwhals-testing package
#3475 opened Feb 11, 2026 by tokoko • Draft
1
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