Maya: DateTimes for Humans
https://github.com/kennethreitz/maya
Arrow: Python library that offers a sensible, human-friendly approach to creating, manipulating, formatting and converting dates, times, and timestamps
http://arrow.readthedocs.io/en/latest/
Pendulum: Python Date/Time Made Easy
https://pendulum.eustace.io/
Delorean: Time Travel Made Easy
https://github.com/myusuf3/delorean
Moment: Dealing with dates in Python shouldn’t have to suck
https://github.com/zachwill/moment
udatetime: Fast RFC3339 compliant date-time library
https://github.com/freach/udatetime
Fast ISO8601 date time parser for Python written in C
https://github.com/closeio/ciso8601