I am unsure if this is a user problem (ie. me) but I am hoping I can get some help. I'm running python3.9 and trying to get mypy to check the pytz import. However, after installing types-pytz as well ...

So far this has always been working with any new version of Python and I've never had any problem. This morning, for the first time, I installed Python 3.9.0. When I ...