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ENH: error messages for missing performance dependencies should point out the options

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

Enhancement

Error ReportingIncorrect or improved errors from pandasIncorrect or improved errors from pandas

Status: Open.

#62001 In pandas-dev/pandas;

· joooeey opened on Jul 30, 2025

ENH: Backport free-threading support to 2.3

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

Enhancement

Python 3.13

Status: Open.

#61844 In pandas-dev/pandas;

· crusaderky opened on Jul 13, 2025

BUG: Decimal and float-to-int conversion issues with pyarrow ≥18.0.0 in parquet and Arrow dtype tests

Arrowpyarrow functionalitypyarrow functionality

Bug

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

Status: Open.

#61464 In pandas-dev/pandas;

· bhavya2109sharma opened on May 19, 2025

BUG: way to include all columns within a groupby apply

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

Bug

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

Groupby

Status: Open.

#61406 In pandas-dev/pandas;

· madelavar12 opened on May 8, 2025

BUG: memory issues with <code>string[pyarrow]</code> after sorted <code>pd.merge</code>

Arrowpyarrow functionalitypyarrow functionality

Bug

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

Upstream issueIssue related to pandas dependencyIssue related to pandas dependency

Status: Open.

#61322 In pandas-dev/pandas;

· noahblakesmith opened on Apr 20, 2025

BUG: <code>.to_parquet</code> fails with <code>schema</code> for <code>string[pyarrow]</code> but not <code>string[python]</code>

Arrowpyarrow functionalitypyarrow functionality

Bug

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

Upstream issueIssue related to pandas dependencyIssue related to pandas dependency

Status: Open.

#61316 In pandas-dev/pandas;

· noahblakesmith opened on Apr 20, 2025

ENH: The row and column indexing mechanism of your dataframe is inefficient, leading to errors and unnecessary time consumption

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

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.

#61230 In pandas-dev/pandas;

· zyy37 opened on Apr 4, 2025

ENH: Add ignore_empty and ignore_all_na arguments to pd.concat

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

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.

#61210 In pandas-dev/pandas;

· sergei3000 opened on Apr 1, 2025

BUG: pd.read_csv() on empty files should give an empty dataframe pd.DataFrame()

Bug

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

IO CSVread_csv, to_csvread_csv, to_csv

Status: Open.

#61172 In pandas-dev/pandas;

· xuancong84 opened on Mar 24, 2025

BUG: Arugment nan_as_null is unused in __dataframe__ calls.

Clean

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

InterchangeDataframe Interchange ProtocolDataframe Interchange Protocol

Status: Open.

#61025 In pandas-dev/pandas;

· ethandavidlee opened on Mar 1, 2025

BUG: The <code>.to_sql()</code> of <code>dtype</code> argument does not strictly ensure the column name and datatype

Bug

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

IO SQLto_sql, read_sql, read_sql_queryto_sql, read_sql, read_sql_query

Status: Open.

#60737 In pandas-dev/pandas;

· ammarsaf opened on Jan 20, 2025

BUG: why arrow only work on mac arm？

ARMaarch64 architectureaarch64 architecture

Arrowpyarrow functionalitypyarrow functionality

Bug

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

OS XRelated to Mac OS & hardware issues (M1)Related to Mac OS & hardware issues (M1)

Status: Open.

#60714 In pandas-dev/pandas;

· wonb168 opened on Jan 13, 2025