Backport PR #32040 on branch 1.0.x (BUG: GroupBy aggregation of DataFrame with MultiIndex columns breaks with custom function)#32648

Merged

WillAyd merged 1 commit intopandas-dev:1.0.xfrom

meeseeksmachine:auto-backport-of-pr-32040-on-1.0.x

Mar 12, 2020

Commits on Mar 12, 2020

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

MarcoGorelli
authored and
meeseeksmachine
committed