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Home > Python Bytes > #355 Python 3.12 is Out!


	Podcast:		Python Bytes
	Episode:		#355 Python 3.12 is Out!
	Category:		Technology
	Duration:		00:35:15
	Publish Date:		2023-10-03 08:00:00
	Description:		Topics covered in this episode: 3.12 is out! Trouble with virtualenv caching, a tale of 3.12 update Python Developers Survey 2022 Results Scientific Python Library Development Guide Extras Joke Watch on YouTube About the show Sponsored by us! Support our work through: Our courses at Talk Python Training The Complete pytest Course Patreon Supporters Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Tuesdays at 11am PT. Older video versions available there too. Michael #1: 3.12 is out! What’s new PEP 695, type parameter syntax and the type statement PEP 692, using TypedDict to annotate kwargs PEP 698, typing.override() decorator PEP 701, f-strings in the grammar PEP 684, a unique per-interpreter GIL PEP 669, low impact monitoring Improved ‘Did you mean …’ suggestions for NameError, ImportError, and SyntaxError exceptions PEP 688, using the buffer protocol from Python The pathlib.Path class now supports subclassing The os module received several improvements for Windows support A command-line interface has been added to the sqlite3 module isinstance() checks against runtime-checkable protocols enjoy a speed up of between two and 20 times The asyncio package has had a number of performance improvements, with some benchmarks showing a 75% speed up. A command-line interface has been added to the uuid module Due to the changes in PEP 701, producing tokens via the tokenize module is up to up to 64% faster. PEP 683, immortal objects PEP 709, comprehension inlining Brian #2: Trouble with virtualenv caching, a tale of 3.12 update Michael #3: Python Developers Survey 2022 Results I did a “first reactions” video too Brian #4:Scientific Python Library Development Guide Announcement and Overview by Henry Schreiner Extras Brian: The Complete pytest Course is now at courses.pythontest.com Still on Teachable, just with a custom domain Also, just released Chapter 8 today. Michael: Moving to Mona App (was using Ivory) for Mastodon Making bank on .ai Vivaldi on iOS Joke: Thought it would be easy**
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