List view

BUG: StringArray __array_ufunc__ validation of result should not require strings

Bug

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

Status: Open.

#40800 In pandas-dev/pandas;

· johnflavin opened on Apr 6, 2021

BUG: FutureWarning about 'isin' where it is not used

Bug

expressionspd.eval, querypd.eval, query

WarningsWarnings that appear or should be added to pandasWarnings that appear or should be added to pandas

Status: Open.

#57028 In pandas-dev/pandas;

· workflowsguy opened on Jan 23, 2024

Pandas 2.3.3 and rhel7 compatibility

BuildLibrary building on various platformsLibrary building on various platforms

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

Status: Open.

#62515 In pandas-dev/pandas;

· rtsscy opened on Sep 30, 2025

Backport PR #62313 on branch 2.3.x (DOC: Fix NaT and NA API docs)

Docs

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 62521

#62521 In pandas-dev/pandas;

· meeseeksmachine opened on Sep 30, 2025

CI: ensure to trigger the sdist/wheel builds on release event

BuildLibrary building on various platformsLibrary building on various platforms

CIContinuous IntegrationContinuous Integration

Status: Open (in progress).

pandas-dev/pandasnumber 62626

#62626 In pandas-dev/pandas;

· jorisvandenbossche opened on Oct 8, 2025

BUG: Pandas 2.2 breaks SQLAlchemy 1.4 compatibility

Compatpandas objects compatability with Numpy or Python functionspandas objects compatability with Numpy or Python functions

DependenciesRequired and optional dependenciesRequired and optional dependencies

IO SQLto_sql, read_sql, read_sql_queryto_sql, read_sql, read_sql_query

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Open.

#57049 In pandas-dev/pandas;

· miraculixx opened on Jan 24, 2024

BUG: concat warning when joining with empty and columns have different dtype

Bug

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

ReshapingConcat, Merge/Join, Stack/Unstack, ExplodeConcat, Merge/Join, Stack/Unstack, Explode

WarningsWarnings that appear or should be added to pandasWarnings that appear or should be added to pandas

Status: Open.

#62949 In pandas-dev/pandas;

· rhshadrach opened on Nov 1, 2025