Got bit by this(1) clown that decided to do a crazy long version number as a joke and release it in pypi. Broke a few local pypi caches. Breakdown in the github issue at (2). So ... pobody's nerfect.

1) https://pypi.org/project/uselesscapitalquiz/ 2) https://github.com/pypa/bandersnatch//issues/1200#issuecomme...