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3,650 Open 23,855 Closed
3,650 Open 23,855 Closed
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Issues list

Proposal to allow third-party engines for readers and writers API Design Enhancement IO Data IO issues that don't fit into a more specific label
#61584 opened Jun 6, 2025 by datapythonista
BUG: StataWriter returns ascii error when length of string is < 2045, but encoded length is > 2045 Bug Needs Triage Issue that has not been reviewed by a pandas team member
#61583 opened Jun 6, 2025 by Danferno
3 tasks done
1
1
BUG: pd.DataFrame.mul has not support fill_value? Bug Needs Info Clarification about behavior needed to assess issue Needs Triage Issue that has not been reviewed by a pandas team member
#61581 opened Jun 6, 2025 by TungPhaSanh
3 tasks done
4
pandas.__version__ is 2.3.0+4.g1dfc98e16a in pandas 2.3.0 and python 3.9, not 2.3.0 Bug
#61579 opened Jun 6, 2025 by harupy
8
BUG: comparing strings of different dtypes errors in 2.3 Bug Strings String extension data type and string data
#61570 opened Jun 5, 2025 by a-reich
2 of 3 tasks
2.3.1
3
BUG: Inconsistent behavior surrounding pd.fillna Bug Needs Triage Issue that has not been reviewed by a pandas team member
#61568 opened Jun 5, 2025 by anna-intellegens
2 of 3 tasks
1
BUILD: Installation issue on Mac with M1 Pro arm64 processor. pandas_parser.cpython-311-darwin.so is using x86_64 arch Build Library building on various platforms Needs Triage Issue that has not been reviewed by a pandas team member
#61566 opened Jun 5, 2025 by Leviann
1 task done
ENH: Columns formatted as "Text" in Excel are read as numbers Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61539 opened Jun 3, 2025 by pranay-sa
1 of 3 tasks
BUG: use of iloc with heterogeneous DataFrame sometimes performs undocumented conversions Bug Needs Triage Issue that has not been reviewed by a pandas team member
#61537 opened Jun 2, 2025 by illbebach
2 of 3 tasks
ENH: read_csv tz option Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61535 opened Jun 2, 2025 by hasandiwan
1 of 3 tasks
1
ENH: speed up DataFrame.plot using LineCollection Performance Memory or execution speed performance Visualization plotting
#61532 opened Jun 1, 2025 by Abdelgha-4
@shadnikn
5
raise TypeError when function returns object-like results
#61529 opened Jun 1, 2025 by michael2015tse
ENH: Implement DataFrame.select to select columns Enhancement Indexing Related to indexing on series/frames, not to indexes themselves Needs Discussion Requires discussion from core team before further action
#61522 opened May 30, 2025 by datapythonista
1
3
Misleading error message when PyTables is not installed Error Reporting Incorrect or improved errors from pandas
#61521 opened May 30, 2025 by user27182
1
@KevsterAmp
7
BUG: DataFrame.sample weights not required to sum to less than 1 Algos Non-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diff Bug
#61516 opened May 29, 2025 by dougj892
3 tasks done
1
@microslaw
14
ENH: Ability to name columns/index levels when using .str.split(..., expand=True) on Index/Series Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61515 opened May 29, 2025 by nachomaiz
2 of 3 tasks
2
ENH: Adding pd.from_pydantic Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61513 opened May 29, 2025 by JavierLopezT
1 of 3 tasks
DOC: Docker image provided on "Debugging C extensions" is out of date Docs
#61511 opened May 28, 2025 by eicchen
1 task done
6
BUG: margin for pivot_table is incorrect with NA column/index values Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#61509 opened May 28, 2025 by vtraag
3 tasks done
1
2
BUG: Print alignement problem with some unicode characters Bug Needs Discussion Requires discussion from core team before further action Unicode Unicode strings
#61502 opened May 26, 2025 by mhooreman
2 of 3 tasks
4
BUG: Passing string[pyarrow] to the dtype parameter of e.g. csv_read() does produce a string type Series Arrow pyarrow functionality Dtype Conversions Unexpected or buggy dtype conversions IO CSV read_csv, to_csv Needs Discussion Requires discussion from core team before further action Strings String extension data type and string data
#61496 opened May 26, 2025 by ClauPet
3 tasks done
@JoshFlenniken
3
BUG: If you add _metadata to a custom subclass of Series, the sequence name is lost when indexing Bug Needs Triage Issue that has not been reviewed by a pandas team member
#61491 opened May 24, 2025 by vitalizzare
3 tasks done
1
pandas logo license question
#61486 opened May 23, 2025 by JoOkuma
1
BUG: zfill with pyarrow string Arrow pyarrow functionality Bug
#61485 opened May 23, 2025 by williambdean
2 of 3 tasks
1
@iabhi4
3
BUG: date_range behaviour is inconsistent when using inclusive=right Bug Datetime Datetime data dtype Needs Discussion Requires discussion from core team before further action
#61483 opened May 23, 2025 by sebastian-east
3 tasks done
1
ProTip! Exclude everything labeled bug with -label:bug.