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Improve MultiIndex label rename checks Bug MultiIndex Stale
#61769 by TabLand was closed Oct 5, 2025 Draft updated Oct 5, 2025
5 tasks done
Allow merge_asof on first column of like-levelled MultiIndexes MultiIndex Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#34259 by tmct was closed Jun 20, 2020 Loading… updated May 11, 2023
3 of 4 tasks
REF/TST: Add more pytest idiom to mi indexing tests MultiIndex Refactor Internal refactoring of code Testing pandas testing functions or related to the test suite
#24040 by simonjayhawkins was closed Dec 2, 2018 Loading… updated May 11, 2023
2 tasks done
BUG: LatexFormatter.write_result multi-index Bug IO LaTeX to_latex MultiIndex
#17499 by MaximilianKoestler was closed Dec 8, 2017 Loading… updated May 11, 2023
4 tasks done
BUG: Join behaved like an inner join when only one side had MultiIndex MultiIndex Reshaping Concat, Merge/Join, Stack/Unstack, Explode Stale
#37211 by phofl was closed Jun 16, 2021 Loading… updated Apr 27, 2023
5 tasks done
Support for use of Enums in MultiIndex Enhancement MultiIndex
#21348 by benediamond was closed Nov 26, 2018 Loading… updated May 12, 2022
4 tasks done
added test to indexing on groupby, #32464 Groupby MultiIndex Testing pandas testing functions or related to the test suite
#44046 by gabrieldi95 was closed May 7, 2022 Loading… updated May 7, 2022
3 tasks done
Lose the index before 'na_value' assignment in 'to_numpy' Bug Indexing Related to indexing on series/frames, not to indexes themselves MultiIndex
#45775 by DamianBarabonkovQC was merged Mar 5, 2022 Loading… updated Mar 5, 2022
4 tasks done
1.5
Fix multiindex loc nan Bug Groupby MultiIndex Stale
#43943 by CloseChoice was closed Feb 13, 2022 Loading… updated Feb 13, 2022
4 tasks done
Test added to check if MultiIndex is unique MultiIndex
#44953 by sukriti1 was closed Feb 5, 2022 Loading… updated Feb 5, 2022
2 tasks done
TST: changed behavior of df.loc on multiindex Indexing Related to indexing on series/frames, not to indexes themselves MultiIndex Stale Testing pandas testing functions or related to the test suite
#43879 by gamenerd457 was closed Jan 25, 2022 Loading… updated Jan 25, 2022
BUG: fix Frame getitem when column keys are nested tuples Indexing Related to indexing on series/frames, not to indexes themselves MultiIndex Nested Data Data where the values are collections (lists, sets, dicts, objects, etc.). Stale
#43939 by Svanazar was closed Jan 20, 2022 Draft updated Jan 20, 2022
3 of 4 tasks
BUG: MultiIndex dtypes incorrect if level names not unique MultiIndex
#45175 by johnzangwill was merged Jan 4, 2022 Loading… updated Jan 4, 2022
4 tasks done
1.4
API: preserve freq in DTI/TDI.factorize API - Consistency Internal Consistency of API/Behavior Datetime Datetime data dtype Frequency DateOffsets MultiIndex
#38120 by jbrockmendel was merged Nov 30, 2020 Loading… updated Nov 20, 2021 1.1.5
ENH: Added multi index functionality (new level kwarg) to Dataframe.filter API Design Bug Enhancement Indexing Related to indexing on series/frames, not to indexes themselves MultiIndex Stale
#43299 by ShreyasPatel031 was closed Oct 31, 2021 Loading… updated Oct 31, 2021
3 of 4 tasks
Allow passing custom sentinel into MultiIndex.format Deprecate Functionality to remove in pandas MultiIndex
#42061 by eltoder was closed Oct 4, 2021 Loading… updated Oct 4, 2021
4 tasks
BUG: pandas concat does not match index names when concatenating two dataframes with a multiindex MultiIndex Reshaping Concat, Merge/Join, Stack/Unstack, Explode Stale
#41162 by taytzehao was closed Aug 17, 2021 Loading… updated Aug 17, 2021
4 tasks done
BUG:#29928 Fix to_json output 'table' orient for single level MultiIndex. IO JSON read_json, to_json, json_normalize MultiIndex Stale
#34375 by LucasG0 was closed Feb 11, 2021 Loading… updated Feb 11, 2021
5 tasks done
BUG: add sorting_reamaining=True to avoid IndexError GH25831 Bug MultiIndex Reshaping Concat, Merge/Join, Stack/Unstack, Explode Stale
#38438 by YuRenee was closed Feb 11, 2021 Loading… updated Feb 11, 2021
2 of 5 tasks
MultiIndex: support isna, fixes #34019 Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate MultiIndex Needs Info Clarification about behavior needed to assess issue Stale
#38558 by FRidh was closed Feb 11, 2021 Loading… updated Feb 11, 2021
1 of 5 tasks
BUG: new method for join with multiindex and single index (#34292) MultiIndex
#34368 by CuylenE was closed Nov 29, 2020 Draft updated Nov 29, 2020
2 of 5 tasks
TST GH 29699 multilevel column is called after multiple appends MultiIndex Reshaping Concat, Merge/Join, Stack/Unstack, Explode Stale Testing pandas testing functions or related to the test suite
#36230 by TAJD was closed Nov 17, 2020 Loading… updated Nov 17, 2020
2 of 4 tasks
BUG-Fix: AssertionError when slicing MultiIndex and setting value of … Bug Indexing Related to indexing on series/frames, not to indexes themselves MultiIndex Stale
#35018 by luckydenis was closed Sep 22, 2020 Loading… updated Sep 22, 2020
3 tasks done
ProTip! Exclude everything labeled bug with -label:bug.