After weeks of procrastination, I finally wrote the first of a series of blog post which will try to give a detailed explanation of SPy.

In the first blog post I focus mostly on the *problem space* of why Python is slow, and the disconnection between what the language allows and how it's […]

The SPy project is kicking off community calls! 🎙️

Join us tomorrow (Oct 7th, 17:30 CEST) on Discord to chat, ask questions, and meet other SPy folks. Everyone’s welcome! 💚 🥸

Discord link: https://discord.gg/ZN4afjvq?event=1424708124354285598

Google calendar link: https://lnkd.in/d3U62QNn

Last week I was lucky to take part in the CPython Core Dev Sprint 🚀

I wrote a short summary of what I did during the sprint - including an annotated and extended version of my talk on tracing JITs: how they behave in real-world Python scenarios, plus some comparisons between PyPy’s JIT and […]

Accessing `obj.x` in Python might look trivial — but under the hood lies a surprisingly intricate chain of logic.

I wrote an annotated walkthrough of the CPython source code that makes it all happen:

https://antocuni.eu/2025/08/25/inside-cpythons-attribute-lookup/

I had a busy EuroPython in Prague:

- during the tutorial/summit days I gave short presentations at both the C API summit ("The HPy dilemma") and the WASM summit ("Updates from SPy land 🥸")

- then I delivered my main conference talk "Myths and fairy tales […]

[Original post on mastodon.social]

🛑⚠️ Claude code modified my .bashrc without asking? ⚠️🛑

It seems to that during an automatic update, claude sneakily modified my ~/.bashrc to remove an alias to itself.

I didn't ask my permission, it didn't notify me of the change.

I personally find it completely unacceptable.

/cc […]

Yesterday I talked about SPy at @pycon Links to slides & videos here:
http://antocuni.eu/2025/05/31/spy--pycon-it-2025/

My language is brand new and experimental, but they already named a museum after it
https://github.com/spylang/spy