JIT compiler included but experimental and can slow performance The Python team has released version 3.14, with big new features including free threading support, the ability to use concurrent interpreters, improved debugger support, and an opt-in new interpreter which improves performance by 3 to 5 percent....

Forks of forks of forks, but which ones are patched? A vulnerability in the popular Rust crate async-tar has affected the fast uv Python package manager, which uses a forked version that's now patched - but the most widely downloaded version remains unfixed....