BUG: can't concatenate DataFrame with Series with duplicate keys#33805

Merged

WillAyd merged 3 commits intopandas-dev:masterfrom

MarcoGorelli:issue-33654

May 1, 2020

Commits on Apr 26, 2020

don't use getloc, which may return a slice
MarcoGorelli
committed

Commits on Apr 27, 2020

any(mask) -> mask.any()
MarcoGorelli
authored

Commits on May 1, 2020

Merge branch 'master' into issue-33654
jreback
authored