Create a 'Y' alias for date_range yearly frequency #16958

Merged

gfyoung merged 3 commits intopandas-dev:masterfrom

imih:alias-Y-year

Jul 16, 2017

Commits on Jul 16, 2017

Add tests for alias Y
Iva Miholic
committed
Add a pure_alias dict containing Y->A
Iva Miholic
committed
Delete freq='Y' invalidness test.
Iva Miholic
committed