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Pull requests: narwhals-dev/narwhals

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Pull requests list

DO NOT MERGE, refactor: Rename fixtures and pytest options
#3556 opened Apr 18, 2026 by FBruzzesi Member Loading…
1 of 7 tasks
fix: Allow float('nan') as value in join for duckdb duckdb Issue is related to duckdb backend fix
#3555 opened Apr 18, 2026 by FBruzzesi Member Loading…
4 of 10 tasks
feat: Introduce testing.constructors module and a pytest plugin enhancement New feature or request tests
#3552 opened Apr 16, 2026 by FBruzzesi Member • Draft
5 of 15 tasks
8
docs: Clarify behaviour of Expr.over(partition_by=None, order_by=...) documentation Improvements or additions to documentation
#3549 opened Apr 14, 2026 by FBruzzesi Member Loading…
1 of 7 tasks
1
3
fix: Add fallback for incompatible string concenation in pandas
#3548 opened Apr 14, 2026 by MarcoGorelli Member Loading…
10 tasks
1
5
feat: Add {Expr,Series}.str.to_time
#3538 opened Apr 7, 2026 by camriddell Member Loading…
4 of 10 tasks
1
19
deps: Drop support for python 3.9 dependencies Pull requests that update a dependency file
#3533 opened Apr 4, 2026 by FBruzzesi Member Loading…
2 of 7 tasks
1
20
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
tie IntoFrameT to NativeFrame fix typing
#3496 opened Mar 3, 2026 by MarcoGorelli Member Loading…
10 tasks
39
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
RFC, feat: Add SQLExpr.filter method duckdb Issue is related to duckdb backend enhancement New feature or request ibis Issue is related to ibis backend spark-like
#3437 opened Feb 1, 2026 by FBruzzesi Member • Draft
4 of 10 tasks
1
1
feat: Allow scalars in horizontal expressions enhancement New feature or request
#3435 opened Feb 1, 2026 by FBruzzesi Member Loading…
5 of 10 tasks
1
13
feat: Disallow casting temporal to numeric enhancement New feature or request error reporting
#3430 opened Jan 31, 2026 by FBruzzesi Member Loading…
4 of 10 tasks
1
3
feat: Add concat(..., how="*_relaxed"}) enhancement New feature or request
#3398 opened Jan 11, 2026 by FBruzzesi Member • Draft
5 of 12 tasks
19
feat(DRAFT): Add get_supertype dtypes enhancement New feature or request internal
#3396 opened Jan 10, 2026 by dangotbanned Member • Draft
24 of 32 tasks
102
chore: Add DType.__call__ dtypes internal needs discussion performance
#3393 opened Jan 7, 2026 by dangotbanned Member • Draft
2 tasks done
7
chore: Fix IntoSchema typing, allow to pass Sequence[tuple[str, IntoDType]] | SupportsKeysAndGetItem[str, IntoDType] enhancement New feature or request help wanted Extra attention is needed typing
#3266 opened Oct 31, 2025 by FBruzzesi Member • Draft
5 of 10 tasks
1
28
chore: share truncate for sql-like, raise for Ibis is multiple!=1
#3230 opened Oct 21, 2025 by MarcoGorelli Member • Draft
10 tasks
fix: Always accept {Expr,Series}.is_in(other: Iterable) fix help wanted Extra attention is needed
#3207 opened Oct 14, 2025 by dangotbanned Member Loading…
5 of 14 tasks
1
10
chore: Align nw.concat(..., how="vertical") behavior across backend for schema mismatch internal
#3191 opened Oct 9, 2025 by FBruzzesi Member • Draft
4 of 10 tasks
10
[Enh]: Add shortened aliases for supported __dunder__ methods on expr enhancement New feature or request
#2900 opened Jul 28, 2025 by CangyuanLi Loading…
4 of 10 tasks
1
4
feat: Add support for {DataFrame,LazyFrame,Series}.clear method enhancement New feature or request needs discussion
#2896 opened Jul 26, 2025 by FBruzzesi Member Loading…
4 of 10 tasks
2
7
feat: Add support for nw.int_range for eager backends eager-only enhancement New feature or request
#2895 opened Jul 26, 2025 by FBruzzesi Member Loading…
4 of 10 tasks
1
63
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