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Pull requests: narwhals-dev/narwhals

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Pull requests list

chore: Small performance and robustness cleanups internal
#3798 opened Jul 16, 2026 by FBruzzesi Member Loading…
2 of 9 tasks
perf: remove redundant work in eager when/then, schema resolution, selectors, and module lookups performance
#3797 opened Jul 16, 2026 by FBruzzesi Member Loading…
2 of 9 tasks
feat(typing): Introduce PluginName NewType so plugin backends can type check enhancement New feature or request extensibility typing
#3794 opened Jul 15, 2026 by FBruzzesi Member Loading…
1 of 7 tasks
17
refactor: Dispatch IO functions via *Namespace methods internal
#3793 opened Jul 15, 2026 by FBruzzesi Member Loading…
1 of 7 tasks
docs(expr-ir): are we docs yet? documentation Improvements or additions to documentation internal
#3777 opened Jul 11, 2026 by dangotbanned Member • Draft
fix(pyarrow): handle non-positive width in str.zfill
#3770 opened Jul 10, 2026 by mkzung Loading…
4 of 12 tasks
4
add project logo cards for upstream/downstream projects
#3768 opened Jul 9, 2026 by camriddell Member Loading…
2 of 13 tasks
1
chore: refactor compliant implementations to use expression_args instead of **expressifiable_args internal
#3766 opened Jul 9, 2026 by MarcoGorelli Member Loading…
13 tasks
2
fix(pyarrow): Support constructing Categorical columns from Python values fix needs discussion pyarrow Issue is related to pyarrow backend
#3757 opened Jul 7, 2026 by mkzung Loading…
5 of 13 tasks
13
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
37
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
23
feat: add DataFrame.equals and Series.equals needs discussion
#3717 opened Jun 26, 2026 by AdrianSosic • Draft
2 of 10 tasks
1
26
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
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
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