#452 pi py-day (or is it py pi-day?) Podcast Por capa

#452 pi py-day (or is it py pi-day?)

#452 pi py-day (or is it py pi-day?)

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 Topics covered in this episode: * Python 3.14** Free-threaded Python Library Compatibility Checker** Claude Sonnet 4.5** Python 3.15 will get Explicit lazy imports*ExtrasJokeWatch on YouTube About the show Sponsored by DigitalOcean: pythonbytes.fm/digitalocean-gen-ai Use code DO4BYTES and get $200 in free credit Connect with the hosts Michael: @mkennedy@fosstodon.org / @mkennedy.codes (bsky)Brian: @brianokken@fosstodon.org / @brianokken.bsky.socialShow: @pythonbytes@fosstodon.org / @pythonbytes.fm (bsky) Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Brian #1: Python 3.14 Released on Oct 7What’s new in Python 3.14Just a few of the changes PEP 750: Template string literalsPEP 758: Allow except and except* expressions without bracketsImproved error messagesDefault interactive shell now highlights Python syntaxsupports auto-completionargparse better support for python -m modulehas a new suggest_on_error parameter for “maybe you meant …” supportpython -m calendar now highlights today’s datePlus so much more Michael #2: Free-threaded Python Library Compatibility Checker by Donghee NaApp checks compatibility of top PyPI libraries with CPython 3.13t and 3.14t, helping developers understand how the Python ecosystem adapts to upcoming Python versions.It’s still pretty red, let’s get in the game everyone! Michael #3: Claude Sonnet 4.5 Top programming model (even above Opus 4.1)Shows large improvements in reducing concerning behaviors like sycophancy, deception, power-seeking, and the tendency to encourage delusional thinkingAnthropic is releasing the Claude Agent SDK, the same infrastructure that powers Claude Code, making it available for developers to build their own agents, along with major upgrades including checkpoints, a VS Code extension, and new context editing featuresAnd Claude Sonnet 4.5 is available in PyCharm too. Brian #4: Python 3.15 will get Explicit lazy imports Discussion on discuss.python.orgThis PEP introduces syntax for lazy imports as an explicit language feature: lazy import json lazy from json import dumps BTW, lazy loading in fixtures is a super easy way to speed up test startup times. Extras Brian: Music video made in Python - from Patrick of the band “Friends in Real Life” source code: https://gitlab.com/low-capacity-music/r9-legends/ Michael: New article: Thanks AILots of updates for content-typesDramatically improved search on Python Bytes (example: https://pythonbytes.fm/search?q=wheel use the filter toggle to see top hits)Talk Python in Production is out and for sale Joke: You do estimates?
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