DEPR: DataFrame GroupBy indexing with single items DeprecationWarning#30546

Merged

jreback merged 11 commits intopandas-dev:masterfrom

yehoshuadimarsky:groupby-select-list-fix

Jan 3, 2020

Commits on Dec 29, 2019

Commits on Dec 30, 2019

fixed examples in docs, added test, changed warning to only tuple with len > 1
yehoshuadimarsky
committed

Commits on Jan 1, 2020