2to3 -f future . -w
This will remove imports from __future__ that are no longer needed. https://docs.python.org/3.5/library/2to3.html#2to3fixer-future
This mapping API enables the mapping between the edX user ID and the ID provided by identity provider (IdP). For details, please see https://github.com/edx/edx-platform/pull/9842