: Released on December 16, 2025 , the third alpha of Python 3.15 is now available for testing.
. This early preview version introduces several PEPs (Python Enhancement Proposals) that signal the language's direction for 2026: 11 sites Python Release Python 3.14.2 Python Release Python 3.14.2. Python.org. Notice: This page displays a fallback because interactive scripts did not run. A A. Pyth... Python.org Python Release Python 3.15.0a2 Major new features of the 3.15 series, compared to 3.14. Python 3.15 is still in development. This release, 3.15. 0a2, is the seco... Python.org Python Release Python 3.15.0a3 Note: Python 3.15. 0a3 has been superseded by Python 3.15. 0a7. Release date: Dec. 16, 2025. This is an early developer preview of... Python.org Show all PEP 799: A new high-frequency, low-overhead statistical sampling profiler. PEP 686: Transitioning Python to use python release news december 20 2025
: Resolved exceptions that occurred when upgrading Python while programs were actively running. : Released on December 16, 2025 , the
: Developers are being urged to migrate to 3.14 to leverage the official free-threaded build , which is no longer experimental as of this version. 2. Looking Ahead: Python 3.15 Alpha 3 Python
"Python 3.14 represents a monumental step forward for the language," said [Name], Chair of the Python Software Foundation. "By addressing the Global Interpreter Lock and enhancing runtime performance, we are ensuring that Python remains at the forefront of AI, machine learning, and systems programming for the next decade."
: The Just-In-Time compiler introduced in 3.13 has seen a 7-8% speedup on AArch64 (macOS) in this alpha.