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Polars 1.40.1 build is not working on Macbook M3

Status: Open.

#27414 In pola-rs/polars;

· triluu03 opened on Apr 26, 2026

schema_overrides for json_normalize

A-io-jsonArea: reading/writing JSON filesArea: reading/writing JSON files

enhancementNew feature or an improvement of an existing featureNew feature or an improvement of an existing feature

Status: Open.

#27409 In pola-rs/polars;

· conjuncts opened on Apr 25, 2026

read_csv with non utf8 encoding causes eol_char="\r" to be ignored

bugSomething isn't workingSomething isn't working

needs triageAwaiting prioritization by a maintainerAwaiting prioritization by a maintainer

pythonRelated to Python PolarsRelated to Python Polars

Status: Open.

#27408 In pola-rs/polars;

· cmdlineluser opened on Apr 25, 2026

Enable user to pass arguments to change behaviour of interactive plots

enhancementNew feature or an improvement of an existing featureNew feature or an improvement of an existing feature

Status: Open.

#27406 In pola-rs/polars;

· snpardy opened on Apr 24, 2026

CPU fallback doc example is supported on GPU now

A-gpuArea: gpu engineArea: gpu engine

documentationImprovements or additions to documentationImprovements or additions to documentation

Status: Open.

#27405 In pola-rs/polars;

· jrbourbeau opened on Apr 24, 2026

N-ary merge_sorted implementation

A-streamingRelated to the streaming engineRelated to the streaming engine

acceptedReady for implementationReady for implementation

enhancementNew feature or an improvement of an existing featureNew feature or an improvement of an existing feature

P-lowPriority: lowPriority: low

Status: Open.

#27401 In pola-rs/polars;

· dsprenkels opened on Apr 24, 2026

Can we make the version of Rust more user-friendly?

Status: Open.

#27398 In pola-rs/polars;

· caojinyu opened on Apr 24, 2026

Deadlock when calling to_pandas on the same df in multiple threads

A-interop-pandasArea: interoperability with pandasArea: interoperability with pandas

acceptedReady for implementationReady for implementation

bugSomething isn't workingSomething isn't working

P-mediumPriority: mediumPriority: medium

pythonRelated to Python PolarsRelated to Python Polars

Status: Open.

#27396 In pola-rs/polars;

· oysols opened on Apr 24, 2026

Feature request: Complete format dispatch in polars.Catalog — Parquet writes, Iceberg read/write, streaming sink

A-io-catalogArea: data catalogsArea: data catalogs

A-io-icebergRelated to Apache Iceberg tables.Related to Apache Iceberg tables.

A-io-parquetArea: reading/writing Parquet filesArea: reading/writing Parquet files

A-streamingRelated to the streaming engineRelated to the streaming engine

Status: Open.

#27394 In pola-rs/polars;

· uditrana opened on Apr 24, 2026

Series.var() loses ~5M ULP on high-conditioning data (large mean, small variance)

Status: Open.

#27392 In pola-rs/polars;

· tekgy opened on Apr 23, 2026

Add list.remove()

enhancementNew feature or an improvement of an existing featureNew feature or an improvement of an existing feature

Status: Open.

#27390 In pola-rs/polars;

· lmocsi opened on Apr 23, 2026

read_parquet & read_csv crash with use_pyarrow=True when columns argument contains ints

A-io-parquetArea: reading/writing Parquet filesArea: reading/writing Parquet files

acceptedReady for implementationReady for implementation

bugSomething isn't workingSomething isn't working

P-mediumPriority: mediumPriority: medium

pythonRelated to Python PolarsRelated to Python Polars

Status: Open.

#27389 In pola-rs/polars;

· dpinol opened on Apr 23, 2026