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DOC: change <code>tuples</code> param for MultiIndex.from_tuples from sequence to iterable

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.

#61357 In pandas-dev/pandas;

· yangdanny97 opened on Apr 25, 2025

BUG: <code>DataFrameGroupBy.groups</code> fails when Categorical indexer contains NaNs and <code>dropna=False</code>

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.

#61356 In pandas-dev/pandas;

· tehunter opened on Apr 25, 2025

BUG: inserting list of strings into Series auto-infers them as datetimes with mixed formats

Bug

DatetimeDatetime data dtypeDatetime data dtype

Status: Open.

#61353 In pandas-dev/pandas;

· MarcoGorelli opened on Apr 25, 2025

Request for guidance on issues for upcoming PyData Yerevan pandas sprint

Status: Open.

#61347 In pandas-dev/pandas;

· surenpoghosian opened on Apr 24, 2025

BUG: assignment via loc silently fails with differing dtypes

Bug

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

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

Status: Open.

#61346 In pandas-dev/pandas;

· zbs opened on Apr 23, 2025

ENH: Add warning when <code>DataFrame.groupby</code> drops NA keys

Enhancement

Groupby

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

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

Status: Open.

#61339 In pandas-dev/pandas;

· tehunter opened on Apr 22, 2025

BUG: DataFrame.to_markdown exception when a cell has numpy.array type

Bug

DependenciesRequired and optional dependenciesRequired and optional dependencies

IO DataIO issues that don't fit into a more specific labelIO issues that don't fit into a more specific label

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

Nested DataData where the values are collections (lists, sets, dicts, objects, etc.).Data where the values are collections (lists, sets, dicts, objects, etc.).

Status: Open.

#61337 In pandas-dev/pandas;

· omarsaad98 opened on Apr 22, 2025

BUG: pre-commit version 4.0.0 is required

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

Status: Open.

#61328 In pandas-dev/pandas;

· WillAyd opened on Apr 21, 2025

BUG: to_dict(orient='dict') does not convert np.nan to None in Pandas 2.2.3

Bug

IO DataIO issues that don't fit into a more specific labelIO issues that don't fit into a more specific label

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

Status: Open.

#61323 In pandas-dev/pandas;

· uyauhkk01 opened on Apr 21, 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

ENH: Make DataFrame.filter accept filters in new formats

Filterse.g. head, tail, nthe.g. head, tail, nth

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

Status: Open.

#61317 In pandas-dev/pandas;

· datapythonista 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