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[Enh]: Support Expr.str.to_time

enhancementNew feature or requestNew feature or request

Status: Open.

#3513 In narwhals-dev/narwhals;

· yuuuxt opened on Mar 15, 2026

[Enh]: support Expr.map_elements

Status: Open.

#3512 In narwhals-dev/narwhals;

· deepyaman opened on Mar 15, 2026

[Enh]: Add Expr.str.json_decode

enhancementNew feature or requestNew feature or request

Status: Open.

#3506 In narwhals-dev/narwhals;

· thomasaarholt opened on Mar 5, 2026

[Enh]: nw.scan_ndjson as a function, passing narwhals schema

Status: Open.

#3505 In narwhals-dev/narwhals;

· thomasaarholt opened on Mar 5, 2026

concat_str raises TypeError on pandas>=3

bug: it raises an error but shouldn't

pandas-likeIssue is related to pandas-like backendsIssue is related to pandas-like backends

Status: Open.

#3498 In narwhals-dev/narwhals;

· dangotbanned opened on Mar 4, 2026

Properly documenting ExprIR

documentationImprovements or additions to documentationImprovements or additions to documentation

internal

Status: Open.

#3497 In narwhals-dev/narwhals;

· dangotbanned opened on Mar 3, 2026

[Doc]: Linting the example from the README gives an error when using ty.

documentationImprovements or additions to documentationImprovements or additions to documentation

typing

Status: Open.

#3493 In narwhals-dev/narwhals;

· thomascamminady opened on Mar 2, 2026

[Bug]: Typing--cannot chain function taking FrameT with nw.from_native()

Status: Open.

#3486 In narwhals-dev/narwhals;

· CangyuanLi opened on Feb 25, 2026

[Enh]: Add support for {Expr, Series}.struct.unnest

accepted

enhancementNew feature or requestNew feature or request

nested data`list`, `struct`, etc`list`, `struct`, etc

Status: Open.

#3476 In narwhals-dev/narwhals;

· benrutter opened on Feb 13, 2026

bug: duckdb offset_by('1d') adds 24 hours, rather than 1 calendar day

bug: incorrect resultSomething isn't workingSomething isn't working

duckdbIssue is related to duckdb backendIssue is related to duckdb backend

Status: Open.

#3465 In narwhals-dev/narwhals;

· MarcoGorelli opened on Feb 6, 2026

[Bug]: str.contains fails if passed Expr as match

bug: it raises an error but shouldn't

Status: Open.

#3459 In narwhals-dev/narwhals;

· liamholmes31 opened on Feb 5, 2026

[Enh]: Add support for pyspark interval data types

dtypes

enhancementNew feature or requestNew feature or request

spark-like

Status: Open.

#3431 In narwhals-dev/narwhals;

· FBruzzesi opened on Jan 31, 2026