Python 3.13 introduces a revamped interactive interpreter with streamlined features like multi-line editing, experimental free-threaded mode, alongside the introduction of a Just-in-Time (JIT ...

Python 3.13: Better interactive shell and finally multithreading without GIL The new Python release features an interactive command line and allows the global interpreter lock to be deactivated.

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.