[issue38250] enum.Flag should be more set-like

[Ethan Furman]

Change by Ethan Furman <ethan at stoneleaf.us>:


----------
assignee:  -> ethan.furman
nosy: +ethan.furman

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue38250>
_______________________________________