BUG: fix IntegerArray astype with copy=True/False#34931

Merged

jreback merged 6 commits intopandas-dev:masterfrom

jorisvandenbossche:ea-astype-copy

Jul 10, 2020

Commits on Jun 22, 2020

Commits on Jul 8, 2020

Merge remote-tracking branch 'upstream/master' into ea-astype-copy
jorisvandenbossche
committed
return self for same dtype and copy=False
jorisvandenbossche
committed

Commits on Jul 10, 2020