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PERF: rolling std/var x100 slower in current dev version

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

PerformanceMemory or execution speed performanceMemory or execution speed performance

Windowrolling, ewma, expandingrolling, ewma, expanding

Status: Open.

#62694 In pandas-dev/pandas;

· yolking opened on Oct 14, 2025

CLN: Use IndentPPDirectives AfterHash in clang-format

Clean

Code StyleCode style, linting, code_checksCode style, linting, code_checks

Status: Open.

#62693 In pandas-dev/pandas;

· WillAyd opened on Oct 14, 2025

There may be a problem in the Dockerfile provided in the root directory.

BuildLibrary building on various platformsLibrary building on various platforms

Status: Open.

#62690 In pandas-dev/pandas;

· zhangbowen-coder opened on Oct 14, 2025

API/DEPR: disallow casting nan-float to bool

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.

#62687 In pandas-dev/pandas;

· jbrockmendel opened on Oct 14, 2025

BUG: self,_box_pa throws unique error when passed categorical or interval dtype

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.

#62682 In pandas-dev/pandas;

· eicchen opened on Oct 13, 2025

BUG: Calling SparseArray.cumsum leads to infinite recursion

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.

#62669 In pandas-dev/pandas;

· carlini opened on Oct 12, 2025

BUG: pd.read_csv() does not work on MacOS with file, but with StringIO

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.

#62660 In pandas-dev/pandas;

· thmsklngr opened on Oct 11, 2025

ENH: multi slice in loc

Enhancement

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

Status: Open.

#62659 In pandas-dev/pandas;

· tocr83 opened on Oct 11, 2025

BUG: Series.str.replace stopped working with regex groups

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.

#62653 In pandas-dev/pandas;

· worc4021 opened on Oct 11, 2025

ENH: : Add header Autofilter and optional bold via engine_kwargs in to_excel

Enhancement

IO Excelread_excel, to_excelread_excel, to_excel

Status: Open.

#62651 In pandas-dev/pandas;

· antznette1 opened on Oct 11, 2025

DOC: Index.where(..., other) other could be a Series/Index but not documented as such

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.

#62646 In pandas-dev/pandas;

· loicdiridollou opened on Oct 10, 2025

BUG: read_csv with pyarrow engine cannot handle single-line CSV files

Arrowpyarrow functionalitypyarrow functionality

Bug

IO CSVread_csv, to_csvread_csv, to_csv

Status: Open.

#62635 In pandas-dev/pandas;

· jorisvandenbossche opened on Oct 9, 2025