BUG: to_csv output formatting for datetimes#30180

Closed

burkbre wants to merge 2 commits intopandas-dev:masterfrom

burkbre:fix-dropna-formatting

Commits on Dec 10, 2019

BUG: Addresses GH29711 issue. Adds test case to expose the original issue and provides rounding variable to csv formatter to handle datetimes differently.
burkbre
committed
Reformatted files using black to adhere to style guidelines for previously committed files.
burkbre
committed