This tutorial provides a complete overview of what is concurrency (and parallelism) and how to create concurrent programs using multithreading and multiprocessing with Python. also focused on ...

An experimental ‘no-GIL’ build mode in Python 3.13 disables the Global Interpreter Lock to enable true parallel execution in Python. Here’s where to start.

Periodically (e.g. 1ms or shorter) dump which thread is holding the GIL lock in Python - fzyzcjy/py_gil_spy ...