Seth Larson

@sethmlarson
1.9K Followers
410 Following
1,016 Posts

Security and Fellow at the Python Software Foundation 🐍 Trans rights, BLM, Minnesoootan, retro gaming, he/him



Blog: https://sethmlarson.dev

Bloghttps://sethmlarson.dev
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The SC accepted a PEP that establishes a new Packaging Council, the incremental GC is being reverted, Łukasz Langa is stepping down as Developer in Residence, Rust for CPython has a new progress update, four new PEPs — all this and more in this edition of Core Dispatch.

https://coredispatch.xyz/editions/2

Core Dispatch #2

Welcome back to Core Dispatch! This edition covers April 4–16, 2026, and there's a lot going on. As expected, new releases are out for 3.13, 3.14, and 3.15.…

Core Dispatch

PEP 772, creating an official Python packaging council, has been approved! 🎉

I'm so excited for the council and the work it will do. Many thanks to @pradyunsg, Deb Nicholson, and Barry Warsaw for your hard work in making this happen!

https://discuss.python.org/t/pep-772-packaging-council-governance-process-round-3/100181/118

PEP 772: Packaging Council governance process (Round 3)

The Python Steering Council is happy to accept PEP 772, establishing a Python Packaging Council with broad delegated authority over packaging standards, tools, and implementations. This is the final step in the special approval process for this PEP, which has obtained the approval of the PSF Board, the PyPA, and now, the PSC. Congratulations and thank you to everyone who participated in discussions in person and online! We are excited to see the Python packaging ecosystem move on to its next p...

Discussions on Python.org

🎈 Playdate turns 4 next week (April 18th!!) And we're excited to announce 🥁..... Playdate Season 3 🎉!

Coming later this year. 💫

📺 https://www.youtube.com/watch?v=sCWD4OjWTBU

The PSF is looking for a PyPI Sustainability Engineer to join the team! This is a full time, 1-year contract (with the possibility of renewal), globally remote position. If you love #Python, care about open source, and want your work to matter at infrastructure scale–consider applying! Please boost this post and share with your colleagues and networks. #PyPI #Python

https://pythonsoftwarefoundation.applytojob.com/apply/xz5k3X31UQ/Sustainability-Engineer-PyPI
https://pythonsoftwarefoundation.applytojob.com/apply/xz5k3X31UQ/Sustainability-Engineer-PyPI

Sustainability Engineer, PyPI - Career Page

Apply to Sustainability Engineer, PyPI in Remote.

OMG! Finally!! In Python 3.15, PYTHONWARNINGS can have real regexes to control warnings: https://docs.python.org/3.15/library/warnings.html#the-warnings-filter.

Discovered by spelunking the Python source while trying to find a way around this warning that I can't ignore: https://github.com/eventlet/eventlet/issues/1089

warnings — Warning control

Source code: Lib/warnings.py Warning messages are typically issued in situations where it is useful to alert the user of some condition in a program, where that condition (normally) doesn’t warrant...

Python documentation
🔎🔐 #PyPI has completed its second external #security audit! Thanks to @sovtechfund for funding, @trailofbits for the audit, and Alpha-Omega for supporting rapid remediation. Find the full report on the Trail of Bits publication page. #Python
https://blog.pypi.org/posts/2026-04-16-pypi-completes-second-audit/
PyPI has completed its second audit - The Python Package Index Blog

We are proud to announce PyPI's second external security audit.

Are you attending @pycon, or orbiting it?

I wrote something personal about why where you stay during PyCon changes the entire experience, and why this year it matters more than usual.

If you’re coming to PyCon US, this one’s for you:
https://georgiker.com/blog/are-you-attending-pycon/

Are You Attending PyCon, or Orbiting It?

Georgi’s Official Website

Anyone who maintains an #opensource project that accepts vulnerability reports, I highly recommend reading “Brocards for vulnerability triaging” by my friend @yossarian:

#security #oss #vulnerability #supplychain

https://blog.yossarian.net/2026/04/11/Brocards-for-vulnerability-triage

Brocards for vulnerability triage

It's the 25th anniversary of “Dōbutsu no Mori” (“Animal Forest”) being released on the N64 in Japan! 🎉 To celebrate I've created digital calendars for events across all first-generation games and villager birthdays.

https://sethmlarson.dev/animal-crossing-calendar

#animalcrossing #acnh #gamecube #gaming

Add Animal Crossing events to your digital calendar

Animal Forest (“Dōbutsu no Mori” or “どうぶつの森”) was released in Japan for the Nintendo 64 on April 14th, 2001: exactly 25 years ago today! To celebrate this beloved franchise I have created calendar...

sethmlarson.dev

RE: https://fosstodon.org/@ThePSF/116403474490412403

This is us sending up an SOS - Please read & share if you can