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Pull requests: pandas-dev/pandas
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ENH: consistent exception messages for arithmetic Mothballed Temporarily-closed PR the author plans to return to
#62455 by jbrockmendel was closed Oct 20, 2025 Loading… updated Oct 20, 2025
DEPR: .str accessor with object dtype Deprecate Functionality to remove in pandas Mothballed Temporarily-closed PR the author plans to return to Strings String extension data type and string data
#62159 by jbrockmendel was closed Sep 25, 2025 Loading… updated Sep 25, 2025
3 of 5 tasks
DEPR: flags Deprecate Functionality to remove in pandas Mothballed Temporarily-closed PR the author plans to return to
#52153 by jbrockmendel was closed Jan 9, 2024 Loading… updated Jan 9, 2024
2 of 5 tasks
CI: Bump pandas-gbq to one that doesn't pin pyarrow Arrow pyarrow functionality Dependencies Required and optional dependencies Mothballed Temporarily-closed PR the author plans to return to Stale
#54200 by lithomas1 was closed Oct 23, 2023 Loading… updated Oct 23, 2023
5 tasks
PERF: Use a C Union in maybe_convert_numeric Mothballed Temporarily-closed PR the author plans to return to Performance Memory or execution speed performance
#51029 by lithomas1 was closed Aug 11, 2023 Loading… updated Sep 13, 2023
5 tasks
DOC: Mark contributors.py as not parallel safe Docs Mothballed Temporarily-closed PR the author plans to return to
#54916 by mroeschke was closed Sep 5, 2023 Loading… updated Sep 5, 2023
BUG: stack doesn't preserve lower precision floating dtypes Bug Dtype Conversions Unexpected or buggy dtype conversions Mothballed Temporarily-closed PR the author plans to return to Reshaping Concat, Merge/Join, Stack/Unstack, Explode Stale
#51602 by lithomas1 was closed Aug 25, 2023 Loading… updated Aug 25, 2023
5 tasks
PERF: DataFrame(ndarr, copy=True) Copy / view semantics Mothballed Temporarily-closed PR the author plans to return to Performance Memory or execution speed performance Stale
#52440 by topper-123 was closed Aug 7, 2023 Loading… updated Aug 7, 2023
5 tasks done
PERF: Make __iadd__ actually inplace Mothballed Temporarily-closed PR the author plans to return to Numeric Operations Arithmetic, Comparison, and Logical operations Performance Memory or execution speed performance Stale
#52155 by lithomas1 was closed Aug 1, 2023 Loading… updated Aug 1, 2023
5 tasks
PERF: Use String HashTable in value_counts Algos Non-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diff Mothballed Temporarily-closed PR the author plans to return to Performance Memory or execution speed performance Stale
PERF: improve 2D array access / transpose() for masked dtypes Mothballed Temporarily-closed PR the author plans to return to NA - MaskedArrays Related to pd.NA and nullable extension arrays Performance Memory or execution speed performance Stale
#52083 by jorisvandenbossche was closed Aug 1, 2023 • Draft updated Aug 1, 2023
PERF: Don't copy if already sorted in DataSplitter Mothballed Temporarily-closed PR the author plans to return to Stale
DOC: Don't show traceback for :okexcept: Docs Error Reporting Incorrect or improved errors from pandas Mothballed Temporarily-closed PR the author plans to return to
DEPR: infer bytes to bytes[pyarrow] Arrow pyarrow functionality Deprecate Functionality to remove in pandas Dtype Conversions Unexpected or buggy dtype conversions Mothballed Temporarily-closed PR the author plans to return to
#53357 by jbrockmendel was closed Jul 7, 2023 Loading… updated Jul 7, 2023
5 tasks
ENH/DEPR: infer date objects to date[pyarrow] dtype Arrow pyarrow functionality datetime.date stdlib datetime.date support Mothballed Temporarily-closed PR the author plans to return to
#53165 by jbrockmendel was closed Jul 6, 2023 Loading… updated Jul 6, 2023
1 of 6 tasks
BUG: Series([ints], dtype=td[non-nano]) not respecting unit Mothballed Temporarily-closed PR the author plans to return to Non-Nano datetime64/timedelta64 with non-nanosecond resolution Timedelta Timedelta data type
POC: rollback_array Frequency DateOffsets Mothballed Temporarily-closed PR the author plans to return to Stale
#52205 by jbrockmendel was closed Jun 23, 2023 Loading… updated Jun 23, 2023
5 tasks
DEPR: _metadata propagation Mothballed Temporarily-closed PR the author plans to return to
#52168 by jbrockmendel was closed May 4, 2023 Loading… updated May 5, 2023
2 of 5 tasks
DEPR: attrs Mothballed Temporarily-closed PR the author plans to return to Needs Discussion Requires discussion from core team before further action
#52152 by jbrockmendel was closed May 4, 2023 Loading… updated May 4, 2023
2 of 5 tasks
TST: Test NEP50 Mothballed Temporarily-closed PR the author plans to return to Stale Testing pandas testing functions or related to the test suite
POC: implement __array_function__ Mothballed Temporarily-closed PR the author plans to return to
#51653 by jbrockmendel was closed Mar 9, 2023 Loading… updated Mar 9, 2023
PERF: DataFrame.copy preserve row/column order Mothballed Temporarily-closed PR the author plans to return to Performance Memory or execution speed performance Stale
#44871 by jbrockmendel was closed Feb 22, 2023 • Draft updated Mar 3, 2023
API: default to stdlib timezone objects for fixed-offsets API Design Mothballed Temporarily-closed PR the author plans to return to Timezones Timezone data dtype
API: make concat_compat match CategoricalIndex._concat Categorical Categorical Data Type Mothballed Temporarily-closed PR the author plans to return to Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#42892 by jbrockmendel was closed Jan 28, 2022 Loading… updated Jan 28, 2022
1 task done
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