With Python 3.14, the JIT is available in Microsoft Windows and macOS binary releases of CPython, but disabled by default, as it’s still considered an experimental feature.

In this video, I'll be sharing with you a few powerful VSCode features that all Python devs should learn. If you're a Python ...

The plan was to mark them as deprecated for 3.11 and 3.12, and then remove them entirely in Python 3.13. As of now, those “dead batteries” (as they’ve been called) are now permanently removed.