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Pull requests: pandas-dev/pandas

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Pull requests list

BUG: read_csv raised IndexError from the mixed-dtype warning with usecols (GH#67375)
#67758 opened Sep 1, 2026 by Parth1353 Contributor Loading…
7 of 8 tasks
1
ENH: Expose Resampler classes in pandas.api.typing
#67750 opened Sep 1, 2026 by Onkar-Raskar Loading…
6 of 8 tasks
1
BUG: read_csv low_memory mixed-dtype warning named the wrong columns (GH#67375)
#67725 opened Sep 1, 2026 by Parth1353 Contributor Loading…
5 tasks done
1
BUG: assert_series_equal wrong with check_category_order=False and NAs (GH#62008) Bug Categorical Categorical Data Type Testing pandas testing functions or related to the test suite
#67723 opened Sep 1, 2026 by jbrockmendel Member Loading…
1
[fix: #66346] deprecate get nth item with [] by return warning Awaiting Review PR in the maintainers' court; exempt from staleness
#67716 opened Sep 1, 2026 by krithikashreeL Loading…
6 of 8 tasks
1
BUG: IntervalDtype.__from_arrow__ with an ExtensionDtype subtype Arrow pyarrow functionality Bug Interval Interval data type NA - MaskedArrays Related to pd.NA and nullable extension arrays
#67628 opened Aug 31, 2026 by jbrockmendel Member • Draft
1
8
BUG: fix IndexError when usecols selects a column not at position 0 Awaiting Review PR in the maintainers' court; exempt from staleness
#67626 opened Aug 31, 2026 by Himesh-rupchandani Loading…
1
ENH: Add pyarrow/auto engine options to DataFrame.to_csv
#67625 opened Aug 31, 2026 by swt2c Contributor Loading…
7 of 8 tasks
1
1
BUG: preserve arrow extension arrays Awaiting Review PR in the maintainers' court; exempt from staleness
#67623 opened Aug 31, 2026 by flying-sheep Contributor Loading…
7 tasks done
9
BUG: str.get_dummies gave a column to entries that carry no tag Awaiting Review PR in the maintainers' court; exempt from staleness
#67553 opened Aug 30, 2026 by Kayvan-Zahiri Loading…
6 of 8 tasks
BUG: Handle empty schemas in ADBC has_table Awaiting Review PR in the maintainers' court; exempt from staleness
#67463 opened Aug 30, 2026 by arzaan789 Contributor Loading…
7 of 8 tasks
1
BUG: Make RangeIndex._data read-only to prevent external mutation
#67462 opened Aug 30, 2026 by Benlite777 Contributor Loading…
5
BUG/PERF: Series.combine passes Series on duplicate index labels Bug combine/combine_first/update NDFrame.combine, combine_first, update Performance Memory or execution speed performance
#67446 opened Aug 30, 2026 by rhshadrach Member Loading… 3.1
7
BUG: qcut does not validate a non-positive integer q Awaiting Review PR in the maintainers' court; exempt from staleness
#67406 opened Aug 30, 2026 by ethanstoner Loading…
5 of 8 tasks
TST: cover negative nanosecond merge_asof tolerance (GH#58517) Awaiting Review PR in the maintainers' court; exempt from staleness
#67381 opened Aug 30, 2026 by naseweisssss Contributor Loading…
5 tasks done
BUG: to_string ignored min_rows=1 and showed max_rows rows (GH#64824) Awaiting Review PR in the maintainers' court; exempt from staleness
#67376 opened Aug 30, 2026 by Parth1353 Contributor Loading…
4 of 5 tasks
1
BUG: remove dangling comma from unnamed MultiIndex repr Awaiting Review PR in the maintainers' court; exempt from staleness
#67373 opened Aug 30, 2026 by cucuwang Loading…
6 of 8 tasks
1
2
BUG: infer mixed boolean, float, and integer dtype Awaiting Review PR in the maintainers' court; exempt from staleness
#67297 opened Aug 29, 2026 by arzaan789 Contributor Loading…
7 of 8 tasks
1
4
DOC: freeze old whatsnew notes (GH#6856) Docs
#67290 opened Aug 29, 2026 by jbrockmendel Member Loading…
1
1
DEPR/ENH: DataFrame.filter and Series.filter to take a boolean masks
#67288 opened Aug 29, 2026 by rhshadrach Member • Draft
HDFStore.select with where="cat == None" did not return the NaN rows Awaiting Review PR in the maintainers' court; exempt from staleness
#67226 opened Aug 29, 2026 by Johnhi19 Contributor Loading…
5 of 7 tasks
1
POC: Switch from ujson to orjson/stdlib
#67203 opened Aug 29, 2026 by rhshadrach Member • Draft
5
Fixed aliased pandas imports in namespace checker
#67075 opened Aug 29, 2026 by tskz48 Loading…
8 tasks
5
BUG: merge with NaN-labeled join key produces duplicate columns Awaiting Review PR in the maintainers' court; exempt from staleness
#67062 opened Aug 28, 2026 by Benlite777 Contributor Loading…
1
DOC: state which matplotlib function receives the plot kwargs Awaiting Review PR in the maintainers' court; exempt from staleness
#67057 opened Aug 28, 2026 by Panzerkampfwagen-del Loading…
4 of 8 tasks
1
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