As of Python 3.12, the GC runs only on the “eval breaker” mechanism in the Python bytecode loop—that is, between executing one bytecode and another. It also runs whenever CPython’s signal ...

Python 3.9’s PEG-based parser removed these barriers, which long-term could lead to more elegant syntax — our first example of this change is the new parenthesized context managers.

With Python 3.14, the free-threaded build still ships with Python installations and still requires opting in, but it is now considered an officially supported edition of Python. This means free ...