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BUG: pre-commit version 4.0.0 is required

Needs DiscussionRequires discussion from core team before further actionRequires discussion from core team before further action

Status: Open.

#61328 In pandas-dev/pandas;

· WillAyd opened on Apr 21, 2025

BUG: set_index with pyarrow timestamp type does not produce DatetimeIndex

Arrowpyarrow functionalitypyarrow functionality

Bug

DatetimeDatetime data dtypeDatetime data dtype

IndexRelated to the Index class or subclassesRelated to the Index class or subclasses

Status: Open.

#60561 In pandas-dev/pandas;

· WillAyd opened on Dec 13, 2024

TST: Make test_sql.py parallelizable

IO SQLto_sql, read_sql, read_sql_queryto_sql, read_sql, read_sql_query

Testingpandas testing functions or related to the test suitepandas testing functions or related to the test suite

Status: Open.

#60378 In pandas-dev/pandas;

· WillAyd opened on Nov 20, 2024

REF: dtype_backend argument in sql module mixes lib.no_default and numpy

Clean

IO SQLto_sql, read_sql, read_sql_queryto_sql, read_sql, read_sql_query

Status: Open.

#60326 In pandas-dev/pandas;

· WillAyd opened on Nov 15, 2024

BUG: Arrow Binary View Types Don't Print When containing missing values

Arrowpyarrow functionalitypyarrow functionality

Bug

Needs DiscussionRequires discussion from core team before further actionRequires discussion from core team before further action

StringsString extension data type and string dataString extension data type and string data

Status: Open.

#59883 In pandas-dev/pandas;

· WillAyd opened on Sep 24, 2024

BUG: to_sql with ADBC driver fails when schema exists without tables

Bug

IO SQLto_sql, read_sql, read_sql_queryto_sql, read_sql, read_sql_query

Status: Open.

#59841 In pandas-dev/pandas;

· WillAyd opened on Sep 19, 2024

API: pd.StringDtype.value_counts should return pd.Int64Dtype

API - ConsistencyInternal Consistency of API/BehaviorInternal Consistency of API/Behavior

API Design

Arrowpyarrow functionalitypyarrow functionality

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

ExtensionArrayExtending pandas with custom dtypes or arrays.Extending pandas with custom dtypes or arrays.

Status: Open.

#59346 In pandas-dev/pandas;

· WillAyd opened on Jul 29, 2024

ENH: Back pd.BooleanArray with nanoarrow

Arrowpyarrow functionalitypyarrow functionality

Enhancement

Status: Open.

#59115 In pandas-dev/pandas;

· WillAyd opened on Jun 26, 2024

ENH: New Name for "numpy_nullable" dtype_backend

API Design

Status: Open.

#59032 In pandas-dev/pandas;

· WillAyd opened on Jun 17, 2024

BUG: Series.str.split broken with pyarrow strings and regex argument

Arrowpyarrow functionalitypyarrow functionality

Bug

StringsString extension data type and string dataString extension data type and string data

Status: Open.

#58321 In pandas-dev/pandas;

· WillAyd opened on Apr 18, 2024

ENH: GroupBy.transform should accept similar arguments to GroupBy.agg

ApplyApply, Aggregate, Transform, MapApply, Aggregate, Transform, Map

Enhancement

Groupby

Status: Open.

#58318 In pandas-dev/pandas;

· WillAyd opened on Apr 18, 2024

ENH: Downsampling pyarrow backed DatetimeIndex should potentially return date32 instead of timestamp

Arrowpyarrow functionalitypyarrow functionality

DatetimeDatetime data dtypeDatetime data dtype

Enhancement

Resampleresample methodresample method

Status: Open.

#58308 In pandas-dev/pandas;

· WillAyd opened on Apr 18, 2024