BUG: GroupBy aggregation of DataFrame with MultiIndex columns breaks with custom function#32040

Merged

jreback merged 19 commits intopandas-dev:masterfrom

MarcoGorelli:issue-31777

Mar 12, 2020

Commits on Feb 27, 2020

fix setting of index

MarcoGorelli
authored and
Marco Gorelli
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simplify

MarcoGorelli
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Marco Gorelli
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rename
Marco Gorelli
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fix renaming
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note gh number, parametrize test
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whatsnew
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Commits on Mar 4, 2020

clearer comment
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clearer comment
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Commits on Mar 5, 2020

Merge remote-tracking branch 'upstream/master' into issue-31777
Marco Gorelli
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Commits on Mar 11, 2020

Merge remote-tracking branch 'upstream/master' into issue-31777
Marco Gorelli
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construct expected from literal values for legibility
Marco Gorelli
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Merge remote-tracking branch 'upstream/master' into issue-31777
Marco Gorelli
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Use custom functions throughout
Marco Gorelli
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Merge branch 'master' into issue-31777
MarcoGorelli
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Update v1.0.2.rst
MarcoGorelli
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make whatsnew entry consistent
Marco Gorelli
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Merge remote-tracking branch 'upstream/master' into issue-31777
Marco Gorelli
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reinstate change
Marco Gorelli
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Merge remote-tracking branch 'upstream/master' into issue-31777
Marco Gorelli
committed