FIX `groupby` with column selection not returning tuple when grouping by list of a single element#53517

Merged

rhshadrach merged 7 commits intopandas-dev:mainfrom

Charlie-XIAO:grpby-lst-of-one-keys

Jun 6, 2023

Commits on Jun 5, 2023

fix also for SeriesGroupby
Charlie-XIAO
committed

Commits on Jun 6, 2023