mypy: fix currently known type-checking errors#2462

Merged

dgw merged 6 commits intomasterfrom mypy-error-cleanup

Jun 11, 2023

+44-10

Commits on Jun 8, 2023

irc.backends: asyncio exports exceptions at module top level, so use 'em

dgw
and
SnoopJ
committed

Commits on Jun 10, 2023

plugins.rules: optimize last_time implementation

committed