Python 3.12 RC1 Available For Testing - Better Performance, Linux Perf Integration

Available now for testing is the release candidate of Python 3.12 ahead of its formal release later this year.

Python 3.12 is shaping up to be another great release and the stable debut should happen in early October. With the first release candidate also marks the point at which the Python 3.12 ABI is frozen.

Python 3.12 is bringing more flexible f-string parsing, support for the buffer protocol in Python code, a wide variety of performance improvements, integration support for the Linux perf profiler, new type annotation syntax for generic classes, and various other enhancements.

On the performance front, Python 3.12 is to bring a variety of "many large and small performance improvements" with around 5% better performance overall.

Downloads and more details on today's Python 3.12 release candidate via the release announcement.

Another Python 3.12 release candidate is expected next month while the hope is to release Python 3.12.0 on 2 October.