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

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

Python 3.15 is out today as the newest annual feature release for the Python programming language. Python's JIT compiler is ...

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 ...

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

A faster interpreter, more intelligible errors, more powerful type hints, and a slew of other speedups and tweaks are now ready to try out. The Python programming language releases new versions yearly ...

Python 3.11 introduced the Specializing Adaptive Interpreter. When the interpreter detects that some operations predictably involve the same types, those operations are “specialized.” The generic ...