BUG: groupby.agg with UDF changing pyarrow dtypes#59601

Merged

jbrockmendel merged 47 commits intopandas-dev:mainfrom

rhshadrach:fix/group_by_agg_pyarrow_bool_numpy_same_type

Jul 29, 2025

Commits on Apr 1, 2024

Set preserve_dtype flag for bool type only when result is also bool
Kei
committed

Commits on Apr 2, 2024

Update implementation to change type to pyarrow only
Kei
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Change import order
Kei
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Commits on Apr 3, 2024

Commits on Apr 5, 2024

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Commits on Apr 12, 2024

Update according to pr comments
Kei
committed

Commits on Apr 20, 2024

Commits on Apr 21, 2024

Commits on Apr 23, 2024

Commits on Apr 25, 2024

Update rst docs
Kei
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Update impl to fix tests
Kei
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Declare variable in outer scope
Kei
committed

Commits on Apr 29, 2024

Commits on May 2, 2024

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Commits on Aug 25, 2024

Merge main
rhshadrach
committed

Commits on Oct 6, 2024

Merge branch 'main' into fix/group_by_agg_pyarrow_bool_numpy_same_type
rhshadrach
authored

Commits on Jul 19, 2025