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3,624 Open 23,801 Closed
3,624 Open 23,801 Closed
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Issues list

BUG: assert_frame_equal(check_dtype=False) fails when comparing two DFs containing pd.NA that only differ in dtype (object vs Int32) Bug Needs Triage Issue that has not been reviewed by a pandas team member
#61473 opened May 21, 2025 by michiel-de-muynck
2 of 3 tasks
BUG: pandas.pivot_table margins, dropna and observed parameters not producing expected result Bug Needs Info Clarification about behavior needed to assess issue Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#61469 opened May 21, 2025 by hugotomasf
2 of 3 tasks
1
BUG: Series.str.isdigit with pyarrow dtype doesn't honor unicode superscripts Arrow pyarrow functionality Bug Strings String extension data type and string data
#61466 opened May 20, 2025 by GarrettWu
2 of 3 tasks
1
BUG: Decimal and float-to-int conversion issues with pyarrow ≥18.0.0 in parquet and Arrow dtype tests Bug Needs Triage Issue that has not been reviewed by a pandas team member
#61464 opened May 19, 2025 by bhavya2109sharma
3 tasks done
3
BUILD: Provide wheel for Windows ARM64 ARM aarch64 architecture Build Library building on various platforms Windows Windows OS
#61462 opened May 19, 2025 by khmyznikov
1
PERF: Slow Windows / Ubuntu Unit Tests during Status Checks CI Continuous Integration Needs Discussion Requires discussion from core team before further action Performance Memory or execution speed performance Windows Windows OS
#61460 opened May 19, 2025 by MartinBraquet
3 tasks done
2
Use BaseExecutionEngine for Python and Numba engines Apply Apply, Aggregate, Transform, Map
#61458 opened May 19, 2025 by datapythonista
@arthurlw
2
PERF: Setting an item of incompatible dtype Indexing Related to indexing on series/frames, not to indexes themselves Needs Info Clarification about behavior needed to assess issue Performance Memory or execution speed performance
#61456 opened May 19, 2025 by muhannad125
2 of 3 tasks
1
ENH: add option to save json without escaping forward slashes Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61442 opened May 14, 2025 by ellisbrown
1 of 3 tasks
ENH: Broaden dict to Mapping as replace argument Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61440 opened May 14, 2025 by DavideCanton
1 of 3 tasks
4
BUG: Confusing Behavior When Assigning DataFrame Columns Using omegaconf.ListConfig Bug Indexing Related to indexing on series/frames, not to indexes themselves Needs Discussion Requires discussion from core team before further action
#61439 opened May 14, 2025 by Trezorro
2 of 3 tasks
2
BUG: Joining Pandas with Polars dataframe produces fuzzy errormessage Bug Error Reporting Incorrect or improved errors from pandas
#61434 opened May 12, 2025 by Juan-132
3 tasks done
1
7
BUG: Some ExtensionArrays can return 0-d Elements Bug ExtensionArray Extending pandas with custom dtypes or arrays. Indexing Related to indexing on series/frames, not to indexes themselves Needs Discussion Requires discussion from core team before further action
#61433 opened May 12, 2025 by ilan-gold
2 of 3 tasks
4
BUG: documented usage of of str.split(...).str.get fails on dtype large_string[pyarrow] Bug Needs Discussion Requires discussion from core team before further action Strings String extension data type and string data
#61431 opened May 12, 2025 by SandroCasagrande
3 tasks done
5
ENH: access arrow-backed map as a python dictionary Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61427 opened May 10, 2025 by mikelui
2 of 3 tasks
BUG(string dtype): Arithmetic operations between Series with string dtype index API - Consistency Internal Consistency of API/Behavior Bug Needs Discussion Requires discussion from core team before further action Strings String extension data type and string data
#61425 opened May 10, 2025 by rhshadrach
@samruddhibaviskar11
2
BUG/FEATURE REQUEST: DataFrame.to_sql() tries to create table when it exists Bug IO SQL to_sql, read_sql, read_sql_query Needs Discussion Requires discussion from core team before further action Needs Info Clarification about behavior needed to assess issue
#61418 opened May 9, 2025 by vladidobro
2 of 3 tasks
4
ENH: The prompt message in the error does not bring any valid bug prompts Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61417 opened May 9, 2025 by pengjunfeng11
3 tasks
1
BUG: df.rolling.{std, skew, kurt} gives unexpected value Bug Window rolling, ewma, expanding
#61416 opened May 9, 2025 by Jie-Lei
3 tasks done
@eicchen
8
BUG: to_csv() quotechar/escapechar behavior differs from csv module Bug IO CSV read_csv, to_csv
#61407 opened May 8, 2025 by johnrtian
2 of 3 tasks
@KevsterAmp @omarraf
5
BUG: way to include all columns within a groupby apply Apply Apply, Aggregate, Transform, Map Bug Closing Candidate May be closeable, needs more eyeballs Groupby
#61406 opened May 8, 2025 by madelavar12
3 tasks done
4
BUG: Duplicate columns allowed on merge if originating from separate dataframes Bug Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#61402 opened May 7, 2025 by nikaltipar
3 tasks done
1
@Farsidetfs @samruddhibaviskar11
8
ENH: access sliced dataframe from rolling.cov Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61401 opened May 6, 2025 by srkunze
2 of 3 tasks
1
BUG: Slower DataFrame.plot with DatetimeIndex Datetime Datetime data dtype Performance Memory or execution speed performance Visualization plotting
#61398 opened May 6, 2025 by Abdelgha-4
3 tasks done
@thehalvo
2
DOC: Issue with the general expressiveness of the docs Docs Needs Info Clarification about behavior needed to assess issue
#61392 opened May 2, 2025 by epigramx
1 task done
3
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