BUG: bug in GroupBy.count where arg minlength passed to np.bincount must be None for np<1.13#21957

Merged

jreback merged 2 commits intopandas-dev:masterfrom

topper-123:groupby_count_with_np_under_v1.13

Jul 28, 2018

Commits on Jul 25, 2018

fix bug where np.bincount default arg minlength must be None for np<1.13

tp
authored and
topper-123
committed

Commits on Jul 26, 2018

changes according to comments

tp
authored and
topper-123
committed