The release of Python 3.15 includes improvements such as faster JIT compilation, which enhances the performance of Python applications.

Python 3.15 Released with Faster JIT, Lazy Imports, and UTF-8 by Default https://linuxiac.com/python-3-15-released-with-faster-jit-lazy-imports-and-utf-8-by-default/

Python 3.15 Released with Faster JIT, Lazy Imports, and UTF-8 by Default https://lxer.com/module/newswire/ext_link.php?rid=368081

🐍 Python 3.15 introduces explicit lazy imports, a faster experimental JIT compiler, and new built-in types, enhancing performance and usability. It also makes UTF-8 the default encoding and supports free-threaded builds, among others. https://alternativeto.net/news/2026/10/python-3-15-is-here-with-faster-jit-compiler-explicit-lazy-imports-and-utf-8-by-default/