here's my list of things that I think are worth knowing for python 3.11 - what's new in python 3.10: https://www.youtube.com/watch?v=jUwPmbHnlt0 - what's new in python 3.9: https://www.youtube.com/watch?v=Dtw0QJhepV0 - typing Self: https://www.youtube.com/watch?v=ThATVufmTz8 - variadic generics: https://www.youtube.com/watch?v=hAj3nGzeSiQ - LiteralString (mypy / flake8 plugin): https://www.youtube.com/watch?v=KWjGyDflNKQ - NoReturn vs None: https://www.youtube.com/watch?v=-zH0qqDtd4w - what is `assert`: https://www.youtube.com/watch?v=v1MtwCPTmBI 0:00 - introduction 1:00 - performance improvements 4:04 - asyncio taskgroups and exception groups 18:23 - typing improvements 31:30 - TOML parser (tomllib) 34:53 - context manager for changing working directory (contextlib.chdir) 36:37 - regular expression improvements: atomic groups, possessive quantifiers 42:03 - improved ISO date parsing (datetime.fromisoformat()) 43:27 - sys.exception() as replacement for sys.exc_info() 46:00 - unittest: enterContext() and enterClassContext() 49:32 - honorable mentions: PYTHONSAFEPATH, wsgiref.types, Union support in functools.singledispatch playlist:    • anthony explains   ========== twitch: https://twitch.tv/anthonywritescode dicsord: https://discord.gg/xDKGPaW twitter: https://twitter.com/codewithanthony github: https://github.com/asottile stream github: https://github.com/anthonywritescode I won't ask for subscriptions / likes / comments in videos but it really helps the channel. If you have any suggestions or things you'd like to see please comment below!