Cpython Release November 2025 | POPULAR • 2026 |

: Introduced by PEP 750 , these provide a safer, more controlled alternative to f-strings for custom string processing.

Note: Python 3.14.0 has been superseded by Python 3.14.5rc1. Release date: Oct. 7, 2025. Python.org PEP 745 – Python 3.14 Release Schedule

Python 3.15.0 will maintain with Python 3.14 and 3.13, except for documented deprecations removed according to PEP 387. Third-party libraries should expect a migration period of two minor versions. cpython release november 2025

| Version | Release Date Origin | Status in Nov 2025 | Recommended Action | | :--- | :--- | :--- | :--- | | | Oct 2025 | New Stable | Test & Stage for Production | | Python 3.13 | Oct 2024 | Mature / Maintenance | Primary Production Version | | Python 3.12 | Oct 2023 | Security Fixes Only | Legacy Support / Upgrade Soon | | Python 3.11 | Oct 2022 | Security Fixes Only | Plan Migration | | Python 3.10 | Oct 2021 | End of Life (Oct 2026) | Migration Critical |

According to the standard support window (5 years), Python 3.12 will still be supported, but active bug fixing usually ceases roughly 18 months after release to focus volunteer efforts on newer branches. : Introduced by PEP 750 , these provide

While users adopted 3.14, core developers moved to the next cycle. was released on November 18, 2025 . Pre-PEP: Rust for CPython - Python Discussions

In November 2025, the Python ecosystem reached a pivotal stabilization phase following the major annual release of in October . This month marks the transition of 3.14 into its first bugfix cycle and the formal start of public alpha testing for the next generation, Python 3.15 . The State of Stable: Python 3.14 7, 2025

In November 2025, the Python Steering Council and the release team are expected to announce the general availability of , the next major feature release of the Python programming language, following the annual release cadence established in PEP 602 . Python 3.15.0 follows Python 3.14.0 (planned for October 2024) and Python 3.13.0 (October 2023).

Following its official launch on , November saw the community transition to Python 3.14, nicknamed the "Pi Day" release in early planning. Key features that gained traction during this period included:

Before the November 2025 major release, the following would have occurred in 2025:

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