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PERF: bottleneck in where()

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

Status: Open.

#61010 In pandas-dev/pandas;

· auderson opened on Feb 26, 2025

BUG: .mul on multi index columns doesnt work.

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.

#61009 In pandas-dev/pandas;

· Andre-Medina opened on Feb 26, 2025

ENH: json_normalize should work with JSON

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.

#61006 In pandas-dev/pandas;

· vdwees opened on Feb 25, 2025

BUG: scatter and line matplotlib plots not compatible for sharex=True datetime plots

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.

#61005 In pandas-dev/pandas;

· jonbanks87 opened on Feb 25, 2025

ENH: Pass col_len to on_bad_lines callable

Enhancement

IO CSVread_csv, to_csvread_csv, to_csv

Needs InfoClarification about behavior needed to assess issueClarification about behavior needed to assess issue

Status: Open.

#60999 In pandas-dev/pandas;

· ansalls opened on Feb 24, 2025

ENH: Add to_numeric_br() function to convert Brazilian-formatted numbers

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.

#60998 In pandas-dev/pandas;

· Veras-D opened on Feb 24, 2025

BUG: iloc with Series as indexer fails for __getitem__ but works with __setitem__

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.

#60994 In pandas-dev/pandas;

· luxedo opened on Feb 23, 2025

BUG: The Series .map() function frequently fails when using dictionaries with tuple keys in various cases.

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.

#60988 In pandas-dev/pandas;

· Anurag-Varma opened on Feb 22, 2025

ENH: Skip costly is_unique call while creating Categorical arrays

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.

#60981 In pandas-dev/pandas;

· boxblox opened on Feb 21, 2025

BUG: invalid result of reindex on columns after unstack with Period data

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.

#60980 In pandas-dev/pandas;

· a-rvn opened on Feb 21, 2025

DOC: No warning in set_index() that previous index column is removed.

Docs

IndexingRelated to indexing on series/frames, not to indexes themselvesRelated to indexing on series/frames, not to indexes themselves

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

Status: Open.

#60973 In pandas-dev/pandas;

· ncotie opened on Feb 20, 2025

BUG: import pandas failed in Python 3.13.2 free-threading version

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.

#60972 In pandas-dev/pandas;

· qfcy opened on Feb 20, 2025