Make DTI/TDI _union behavior match#30696

Merged

jreback merged 3 commits intopandas-dev:masterfrom

jbrockmendel:ref-set-union

Jan 5, 2020

Commits on Jan 4, 2020

Make DTI/TDI _union behavior match
jbrockmendel
committed
Merge branch 'master' of https://github.com/pandas-dev/pandas into ref-set-union
jbrockmendel
committed

Commits on Jan 5, 2020

Merge branch 'master' of https://github.com/pandas-dev/pandas into ref-set-union
jbrockmendel
committed