CPython now ships its own sampling profiler, free-threading is going mainstream, and coding agents have started reading profiles. In this post I look at where Python profiling stands today, compare Tachyon, py-spy, Scalene and Austin, and go through what's new in Austin 4.1.
Visit p403n1x87.github.io → RSS feedOn Hacker News Feb 2022 – Feb 2022
In this post I will describe my approach to C unit testing using pytest. In particular, we get to see how to gracefully handle SIGSEGVs and prevent them from stopping the test runner abruptly. Furthermore, we shall try to write tests in a Pythonic way.