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docs: <code>is_between</code> doesn't show <code>ClosedInterval</code> values. Remove type aliases

documentationImprovements or additions to documentationImprovements or additions to documentation

Status: Open.

#2715 In narwhals-dev/narwhals;

· MarcoGorelli opened on Jun 21, 2025

Making Narwhals extensible: remove all non-public methods from Compliant classes

extensibility

Status: Open.

#2713 In narwhals-dev/narwhals;

· MarcoGorelli opened on Jun 21, 2025

bug: <code>Expr.str.zfill</code> fails on old <code>polars</code>, <code>pyarrow</code>

bug: it raises an error but shouldn't

polarsIssue is related to polars backendIssue is related to polars backend

pyarrowIssue is related to pyarrow backendIssue is related to pyarrow backend

Status: Open.

#2708 In narwhals-dev/narwhals;

· dangotbanned opened on Jun 20, 2025

[Enh]: Support <code>Expr.meta.(serialize|deserialize)</code>

enhancementNew feature or requestNew feature or request

Status: Open.

#2704 In narwhals-dev/narwhals;

· 3ok opened on Jun 20, 2025

ci: Run Bokeh tests in downstream tests CI job

ci

tests

Status: Open.

#2695 In narwhals-dev/narwhals;

· MarcoGorelli opened on Jun 19, 2025

<code>modin</code> (non-pyarrow) backend isn't run in CI

ci

pandas-likeIssue is related to pandas-like backendIssue is related to pandas-like backend

tests

Status: Open.

#2691 In narwhals-dev/narwhals;

· dangotbanned opened on Jun 17, 2025

tests: update tests for cudf 25.08.00a

high priorityYour PR will be reviewed very quickly if you address thisYour PR will be reviewed very quickly if you address this

tests

Status: Open.

#2690 In narwhals-dev/narwhals;

· MarcoGorelli opened on Jun 17, 2025

docs: document that null values are ignored in <code>Expr.{any,all,sum,min,max,skew,...}</code> (all aggregations)

documentationImprovements or additions to documentationImprovements or additions to documentation

Status: Open.

#2684 In narwhals-dev/narwhals;

· MarcoGorelli opened on Jun 16, 2025

API: align <code>any_horizontal</code> and <code>all_horizontal</code> with Polars' future behaviour?

high priorityYour PR will be reviewed very quickly if you address thisYour PR will be reviewed very quickly if you address this

road to v2What takes us closer to `stable.v2` (high prio)What takes us closer to `stable.v2` (high prio)

Status: Open.

#2678 In narwhals-dev/narwhals;

· MarcoGorelli opened on Jun 13, 2025

enh: allow <code>over</code> to be pushed down in: log, skew, n_unique

enhancementNew feature or requestNew feature or request

Status: Open.

#2675 In narwhals-dev/narwhals;

· MarcoGorelli opened on Jun 13, 2025

enh: add <code>implode</code> to allow <code>nw.group_by('a').agg(nw.col('b').implode())</code> (similar to polars <code>pl.group_by('a').agg(pl.col('b'))</code>)

enhancementNew feature or requestNew feature or request

low priority

Status: Open.

#2660 In narwhals-dev/narwhals;

· MarcoGorelli opened on Jun 10, 2025

reimplement <code>truncate</code> for duckdb using <code>time_bucket</code>

enhancementNew feature or requestNew feature or request

Status: Open.

#2651 In narwhals-dev/narwhals;

· MarcoGorelli opened on Jun 6, 2025