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Incorrect rolling std() results on very large DataFrames

Status: Open.

#61677 In pandas-dev/pandas;

· ZuotaoZhang opened on Jun 18, 2025

BUG: Implicit conversion to float64 with isin()

Bug

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Open.

#61676 In pandas-dev/pandas;

· pbrochart opened on Jun 18, 2025

BUG: DataFrame.join(other) raises InvalidIndexError if column index is CategoricalIndex

Bug

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Open.

#61675 In pandas-dev/pandas;

· tvoipio opened on Jun 18, 2025

BUG: np.nan to datetime assertionerror when too large datetime given

Bug

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Open.

#61671 In pandas-dev/pandas;

· dnallicus opened on Jun 16, 2025

ENH: Switch to trusted publishing for package upload to PyPI in CI

BuildLibrary building on various platformsLibrary building on various platforms

CIContinuous IntegrationContinuous Integration

Enhancement

Status: Open.

#61669 In pandas-dev/pandas;

· EpicWink opened on Jun 16, 2025

BUG: pd.read_sql is incorrectly reading long int when connecting to Teradata

Bug

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Open.

#61667 In pandas-dev/pandas;

· IzidoroBaltazar opened on Jun 16, 2025

DOC: Improve documentation for DataFrame.__setitem__ and .loc assignment from Series

Docs

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Open.

#61662 In pandas-dev/pandas;

· cxder-77 opened on Jun 15, 2025

BUG: Type error supplying SQLAlchemy NVARCHAR length in to_sql()

Bug

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Typingtype annotations, mypy/pyright type checkingtype annotations, mypy/pyright type checking

Status: Open.

#61660 In pandas-dev/pandas;

· philipnye opened on Jun 14, 2025

BUG: replace value failed

Bug

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Open.

#61643 In pandas-dev/pandas;

· peng256 opened on Jun 13, 2025

BUG: <code>to_numeric</code> fails to convert a Pyarrow Decimal series containing NA values.

Arrowpyarrow functionalitypyarrow functionality

Bug

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

Status: Open.

#61641 In pandas-dev/pandas;

· kzvezdarov opened on Jun 12, 2025

BUG: Groupby aggregate coersion of outputs inconsistency for pyarrow dtypes

Arrowpyarrow functionalitypyarrow functionality

Bug

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Open.

#61636 In pandas-dev/pandas;

· AndrejIring opened on Jun 12, 2025

ENH: ExcelWriter append or create mode

Enhancement

IO Excelread_excel, to_excelread_excel, to_excel

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Open.

#61634 In pandas-dev/pandas;

· flori-ko opened on Jun 11, 2025