BUG: GroupBy.size with all-null data raises ValueError#26112

Merged

jreback merged 2 commits intopandas-dev:masterfrom

adamhooper:bug-23050

Apr 17, 2019

Commits on Apr 16, 2019

BUG: GroupBy.size with all-null data raises ValueError
adamhooper
committed

Commits on Apr 17, 2019

Move bug-23050 test to separate function
adamhooper
committed