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3,629 Open 22,853 Closed
3,629 Open 22,853 Closed
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Issues list

BUG: Column of dtype Categorical in DataFrame encounters error when taking a row that includes nan in the column Bug Needs Triage Issue that has not been reviewed by a pandas team member
#58954 opened Jun 7, 2024 by cinntamani
2 of 3 tasks
BUG: FutureWarning when following documentation Bug Needs Triage Issue that has not been reviewed by a pandas team member
#58952 opened Jun 6, 2024 by matthewsqor
3 tasks done
BUG: AttributeError: 'Engine' object has no attribute 'cursor' Bug Needs Info Clarification about behavior needed to assess issue
#58949 opened Jun 6, 2024 by brunolnetto
3 tasks done
3
BUILD: Build Library building on various platforms Needs Info Clarification about behavior needed to assess issue
#58944 opened Jun 6, 2024 by chandan62
1 task done
1
BUG: default value for dtype_backend is not applied by default Docs Dtype Conversions Unexpected or buggy dtype conversions Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
#58938 opened Jun 5, 2024 by pumpkinlink
2 of 3 tasks
2
ENH: add "right" argument to "qcut", like "cut" has cut cut, qcut Enhancement
#58933 opened Jun 5, 2024 by dwayne298
1 of 3 tasks
@aaronchucarroll
1
QST: Needs Triage Issue that has not been reviewed by a pandas team member Usage Question
#58930 opened Jun 5, 2024 by phan480
2 tasks done
2
BUG: iterrows() on an awkward array with equal-length rows results in a ValueError Bug Needs Triage Issue that has not been reviewed by a pandas team member
#58927 opened Jun 5, 2024 by Girmii
2 of 3 tasks
BUG: .mode(dropna=False) doesn't work with nullable integers Bug NA - MaskedArrays Related to pd.NA and nullable extension arrays
#58926 opened Jun 5, 2024 by theemathas
2 of 3 tasks
1
1
BUG: Bug IO JSON read_json, to_json, json_normalize
#58925 opened Jun 4, 2024 by cs-ranbi
3 tasks done
1
BUG: Index containing NA behaves absolutely unpredictably when length exceeds 128 Bug Needs Triage Issue that has not been reviewed by a pandas team member
#58924 opened Jun 4, 2024 by avm19
2 of 3 tasks
BUG: inconsistency in the behaviour of DatetimeIndex.is_year_start on the frequency "BYS" Bug Needs Triage Issue that has not been reviewed by a pandas team member
#58920 opened Jun 4, 2024 by natmokval
3 tasks done
BUG: DataFrame(data, ...) creates a copy when 'data' is a NumPy array (pandas 3.0+) Bug Constructors Series/DataFrame/Index/pd.array Constructors Copy / view semantics Needs Discussion Requires discussion from core team before further action
#58913 opened Jun 4, 2024 by jameslamb
3 tasks done
6
BUG: <Framelike>.__contains__(<unhashable>) errors Bug Needs Triage Issue that has not been reviewed by a pandas team member
#58909 opened Jun 3, 2024 by NickCrews
3 tasks done
3
BUG: astype() unexpected mutation of values Astype Bug Closing Candidate May be closeable, needs more eyeballs Upstream issue Issue related to pandas dependency
#58907 opened Jun 3, 2024 by hajes
3 tasks done
5
BUG: While doing read_csv parsing it wrongly {beginner} Bug Needs Triage Issue that has not been reviewed by a pandas team member
#58906 opened Jun 3, 2024 by Muthukamalan
3 tasks done
BUG: read_excel multiindex head with holes Bug IO Excel read_excel, to_excel MultiIndex
#58898 opened Jun 2, 2024 by PL-SalvadorFandino
3 tasks done
1
ENH: Support for semi-join on index (subsetting a multi-index dataframe with a subset of the multi-index) Closing Candidate May be closeable, needs more eyeballs Enhancement Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#58873 opened May 31, 2024 by gwerbin
1 of 3 tasks
5
ENH: skiprows after header in read_csv Enhancement IO CSV read_csv, to_csv Needs Discussion Requires discussion from core team before further action
#58870 opened May 30, 2024 by davetapley
1 of 3 tasks
1
BUG: Unexpected cast to float for DataFrame.groupby().agg(engine="numba") Bug Dtype Conversions Unexpected or buggy dtype conversions Groupby numba numba-accelerated operations
#58869 opened May 30, 2024 by willsthompson
2 of 3 tasks
1
BUG: pyarrow dtype_backend incorrectly loads columns (from parquet) when the data stored is a list of structs and one of the struct fields has only None/null values Arrow pyarrow functionality Bug IO Parquet parquet, feather
#58867 opened May 30, 2024 by kbuma
2 of 3 tasks
1
BUG: pandas.read_json casts float column to int Arrow pyarrow functionality Bug Docs IO JSON read_json, to_json, json_normalize
#58866 opened May 30, 2024 by albertvillanova
3 tasks done
7
Test Suite: Expand Test Coverage for `script\tests\test_inconsistent_namespace.py
#58865 opened May 29, 2024 by himanshurd
1
ENH: Flip order of bar chart bars for multi-column data Enhancement Needs Info Clarification about behavior needed to assess issue Visualization plotting
#58863 opened May 29, 2024 by nateGeorge
1 of 3 tasks
1
BUG: from_dict() hidden (correct) behavior not aligned with documentation and typing: accepts and processes lists of dicts Bug Needs Triage Issue that has not been reviewed by a pandas team member
#58862 opened May 29, 2024 by paulmaier2
2 of 3 tasks
2
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