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Issues list

ENH: Disable Numpy memory allocation while concat Enhancement Needs Info Clarification about behavior needed to assess issue Performance Memory or execution speed performance
#59956 opened Oct 4, 2024 by sandeyshc
1 of 3 tasks
1
ENH: Is there a way to plot a long format data in matplotlib without pivoting the table ? Closing Candidate May be closeable, needs more eyeballs Needs Info Clarification about behavior needed to assess issue Usage Question Visualization plotting
#59953 opened Oct 3, 2024 by infinity-void6
3 tasks
1
BUG: When using to_excel() columns with Date Format are converting in Excel to 'General Format. Bug IO Excel read_excel, to_excel Needs Info Clarification about behavior needed to assess issue
#59882 opened Sep 24, 2024 by ArunPesari2
3 tasks done
1
BUG: pd.options.future.no_silent_downcasting is not backward compatible Bug Needs Info Clarification about behavior needed to assess issue PDEP6-related related to PDEP6 (not upcasting during setitem-like Series operations)
#59845 opened Sep 20, 2024 by vityas
3 tasks done
1
ENH: Restore the functionality of .fillna Dtype Conversions Unexpected or buggy dtype conversions Enhancement Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Needs Discussion Requires discussion from core team before further action Needs Info Clarification about behavior needed to assess issue
#59831 opened Sep 18, 2024 by tomprimozic
1 of 3 tasks
2
DOC: Series.update throws a FutureWarning about def[col] = df[col].method but .update returns None and works inplace Copy / view semantics Docs Needs Info Clarification about behavior needed to assess issue
#59788 opened Sep 13, 2024 by spawn-guy
1 task done
3
ENH: Add a clear option to interpret strings as Pandas dtypes specifically. Enhancement IO Excel read_excel, to_excel Needs Info Clarification about behavior needed to assess issue Strings String extension data type and string data
#59777 opened Sep 11, 2024 by vitkosbence
1 of 3 tasks
1
BUG: memory leak when using read_csv with python engine Bug IO CSV read_csv, to_csv Needs Info Clarification about behavior needed to assess issue
#59694 opened Sep 3, 2024 by r1ckdu
3 tasks done
1
BUG: diff method incorrect on datetime64[s] Bug Closing Candidate May be closeable, needs more eyeballs Datetime Datetime data dtype Needs Info Clarification about behavior needed to assess issue Transformations e.g. cumsum, diff, rank
#59650 opened Aug 29, 2024 by namiyousef
3 tasks done
1
ENH: DataFrame.struct.explode(column, *, separator=".") method to pull struct subfields into the parent DataFrame Arrow pyarrow functionality Enhancement Needs Discussion Requires discussion from core team before further action Needs Info Clarification about behavior needed to assess issue
#59585 opened Aug 23, 2024 by tswast
1 of 3 tasks
2
BUG: import has error Build Library building on various platforms Needs Info Clarification about behavior needed to assess issue
#59527 opened Aug 16, 2024 by alirezazangi
2 of 3 tasks
3
BUG: "Bad CRC-32 for file'docProps/core.xml" for Read large Excel file Bug IO Excel read_excel, to_excel Needs Info Clarification about behavior needed to assess issue
#59523 opened Aug 15, 2024 by ghz20040102
2 of 3 tasks
2
BUG: ArrowNotImplementedError: Unsupported cast from int64 to null using function cast_null Bug Needs Info Clarification about behavior needed to assess issue
#59497 opened Aug 13, 2024 by Saeid696
3 tasks done
3
Bug in Chunk Processing: Non-NULL IDs Become NULL During IterationBUG: Bug Needs Info Clarification about behavior needed to assess issue
#59477 opened Aug 11, 2024 by hiroly2317
3 tasks done
2
Title: Feature Request: Improve diff Function to Support Forward and Backward CompletionENH: Enhancement Needs Info Clarification about behavior needed to assess issue Transformations e.g. cumsum, diff, rank
#59465 opened Aug 10, 2024 by hiroly2317
1 of 3 tasks
2
BUG: 2.2.2 pep517 build fails Build Library building on various platforms Needs Info Clarification about behavior needed to assess issue
#58274 opened Apr 16, 2024 by kloczek
2 of 3 tasks
5
PERF: pd.BooleanDtype in row operations is still very slow NA - MaskedArrays Related to pd.NA and nullable extension arrays Needs Info Clarification about behavior needed to assess issue Performance Memory or execution speed performance Reduction Operations sum, mean, min, max, etc.
#56903 opened Jan 16, 2024 by Alexia-I
2 of 3 tasks
10
QST: Roadmap for deprecations of Period types Needs Info Clarification about behavior needed to assess issue Period Period data type Usage Question
#56588 opened Dec 21, 2023 by ChadFulton
2 tasks done
8
BUG: QST: pd.read_html gives tables with duplicated columns Bug IO HTML read_html, to_html, Styler.apply, Styler.applymap Needs Info Clarification about behavior needed to assess issue Needs Triage Issue that has not been reviewed by a pandas team member
#56337 opened Dec 5, 2023 by INF800
3 tasks done
1
BUILD: meson build step generate_version.py fails in Docker container in Windows Build Library building on various platforms Needs Info Clarification about behavior needed to assess issue
#55170 opened Sep 16, 2023 by Agapibr
1 task done
5
BUG: concat zero-copy breaks Arrow pyarrow functionality Bug Needs Info Clarification about behavior needed to assess issue
#54991 opened Sep 4, 2023 by mlkui
3 tasks done
3
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