Is Python 3.15 "1.45x Faster"? Decoding Benchmark Numbers #KomaPy

In benchmarks comparing Python 3.15 and Python 3.14, Python 3.15 was found to be approximately 1.45 times faster overall.

Python 3.15 released: Lazy imports, UTF-8 and new data types

Python 3.15 is expected to speed up some programs and simplifies handling immutable data. UTF-8 as standard requires testing.
BetaNews

Python 3.15 arrives with lazy imports, UTF-8 by default and a faster JIT

Python 3.15 is out with explicit lazy imports, UTF-8 as the default encoding, frozendict and sentinel types, the Tachyon ...

[IT News] Python 3.15.0 Officially Released: A Summary of Official Announcements on What Has Changed

This article is a summary of the official announcement. Verification date: 2026-10-10. Screens and conditions are subject to ...
Linux Journal

Python 3.13.5 Patch Release Packed with Fixes & Stability Boosts

On June 11, 2025, the Python core team released Python 3.13.5, the fifth maintenance update to the 3.13 line. This release is not about flashy new language features, instead, it addresses some ...

Rust in CPython: Python 3.16 to bring optional Rust backend for zlib

The roadmap was already presented by David Hewitt, maintainer of the Rust binding PyO3, in July at the Python Language Summit ...