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  • Release – Python 3.11.0a4

    Version: None

    Released: Jan. 14, 2022

    This is an early developer preview of Python 3.11 Major new features of the 3.11 series, compared to 3.10 Python 3.11 is still in development. This release, 3.11.0a4 is the fourth of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

  • Release – Python 3.15.0rc2

    Version: None

    Released: Sept. 1, 2026

    It's the final 3.15 release candidate! This is a candidate preview of Python 3.15 This release, 3.15.0rc2, is the final planned release candidate, containing around 144 bugfixes, build improvements and documentation changes from 76 contributors since 3.15.0rc1. Entering the release candidate phase, only reviewed code changes which …

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  • Release – Python 3.14.0a4

    Version: None

    Released: Jan. 14, 2025

    Hello, three dot fourteen dot zero alpha four! This is an early developer preview of Python 3.14 Major new features of the 3.14 series, compared to 3.13 Python 3.14 is still in development. This release, 3.14.0a4, is the fourth of seven planned alpha releases. Alpha releases …

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  • Release – Python 3.14.2

    Version: None

    Released: Dec. 5, 2025

    This is the second maintenance release of Python 3.14 Python 3.14.2 is the second maintenance release of 3.14, containing 18 bugfixes, build improvements and documentation changes since 3.14.1. This is an expedited release to fix the following regressions: gh-142206: Exceptions in multiprocessing in …

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  • Release – Python 3.15.0a7

    Version: None

    Released: March 10, 2026

    This is an early developer preview of Python 3.15 Major new features of the 3.15 series, compared to 3.14 Python 3.15 is still in development. This release, 3.15.0a7, is the seventh of eight planned alpha releases. Alpha releases are intended to make it easier to test the …

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  • Release – Python 3.14.5

    Version: None

    Released: May 10, 2026

    Python 3.14.5 final is the fifth maintenance release of 3.14, containing around 154 bugfixes, build improvements and documentation changes since 3.14.4. Garbage collector Notably, the garbage collector (GC) has changed in Python 3.14.5. The incremental garbage collector shipped in Python 3.14.0-3.14.4 has been reverted back to the …

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  • Highlights: Python 2.4

    ...Python prior to 2.4a2 would leave a broken module in sys.modules - subsequent attempts to import the failing module would silently succeed, but use the broken module object. The import machinery now removes the failing module from sys.modules if the import fails. The -m command line option - python -m modulename will find a module in the standard library, and invoke it. For example, python -m pdb is equivalent to python /usr/lib/python2.4/pdb.py New or upgraded built-ins built-in sets - th...

  • Release – Python 3.14.3

    Version: None

    Released: Feb. 3, 2026

    This is the third maintenance release of Python 3.14 Python 3.14.3 is the third maintenance release of 3.14, containing around 299 bugfixes, build improvements and documentation changes since 3.14.2. Major new features of the 3.14 series, compared to 3.13 Some of the major new features and …

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  • Release – Python 3.14.6

    Version: None

    Released: June 10, 2026

    This is the sixth maintenance release of Python 3.14 Python 3.14.6 is the sixth maintenance release of 3.14, containing around 179 bugfixes, build improvements and documentation changes since 3.14.5. Major new features of the 3.14 series, compared to 3.13 Some of the major new features and …

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  • Release – Python 3.14.7

    Version: None

    Released: Aug. 5, 2026

    This is the seventh maintenance release of Python 3.14 Python 3.14.7 is the seventh maintenance release of 3.14, containing around 499 bugfixes, build improvements and documentation changes from 86 contributors since 3.14.6. Major new features of the 3.14 series, compared to 3.13 Some of the major …

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  • Release – Python 3.12.0a7

    Version: None

    Released: April 4, 2023

    This is an early developer preview of Python 3.12. Major new features of the 3.12 series, compared to 3.11 Python 3.12 is still in development. This release, 3.12.0a7 is the seventh and final alpha release of 3.12. Alpha releases are intended to make it easier to …

  • Release – Python 3.14.5rc1

    Version: None

    Released: May 4, 2026

    Python 3.14.5rc1 is a release candidate for the fifth maintenance release of 3.14, containing around 113 bugfixes, build improvements and documentation changes since 3.14.4. Garbage collector Notably, the garbage collector (GC) has changed in Python 3.14.5rc1. The incremental garbage collector shipped in Python 3.14.0-3.14.4 has been reverted …

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  • Release – Python 3.9.0a1

    Version: None

    Released: Nov. 19, 2019

    This is an early developer preview of Python 3.9 Major new features of the 3.9 series, compared to 3.8 Python 3.9 is still in development. This releasee, 3.9.0a1 is the first of six planned alpha releases. Alpha releases are intended to make it easier to test the current …

  • Release – Python 3.13.12

    Version: None

    Released: Feb. 3, 2026

    This is the twelfth maintenance release of Python 3.13 Note: This is Python 3.13.12, a maintenance release for Python 3.13. Python 3.14 is now the latest feature release series of Python 3. Get the latest release of 3.14.x here. Python 3.13.12 is the twelfth maintenance release of …

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  • Release – Python 3.13.13

    Version: None

    Released: April 7, 2026

    This is the thirteenth maintenance release of Python 3.13 Note: This is Python 3.13.13, a maintenance release for Python 3.13. Python 3.14 is now the latest feature release series of Python 3. Get the latest release of 3.14.x here. Python 3.13.13 is the lucky thirteenth maintenance release …

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  • Release – Python 3.14.0a6

    Version: None

    Released: March 14, 2025

    Here comes the penultimate alpha. This is an early developer preview of Python 3.14 Major new features of the 3.14 series, compared to 3.13 Python 3.14 is still in development. This release, 3.14.0a6, is the sixth of seven planned alpha releases. Alpha releases are intended to …

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  • Release – Python 3.11.0a3

    Version: None

    Released: Dec. 8, 2021

    This is an early developer preview of Python 3.11 Major new features of the 3.11 series, compared to 3.10 Python 3.11 is still in development. This release, 3.11.0a3 is the third of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

  • Release – Python 3.13.0

    Version: None

    Released: Oct. 7, 2024

    This is the stable release of Python 3.13.0 Python 3.13.0 is the newest major release of the Python programming language, and it contains many new features and optimizations compared to Python 3.12. (Compared to the last release candidate, 3.13.0rc3, 3.13.0 contains two small bug fixes and some documentation and …

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  • Release – Python 3.13.2

    Version: None

    Released: Feb. 4, 2025

    This is the second maintenance release of Python 3.13 Python 3.13 is the newest major release of the Python programming language, and it contains many new features and optimizations compared to Python 3.12. 3.13.2 is the latest maintenance release, containing almost 250 bugfixes, build improvements and documentation changes since …

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  • Release – Python 3.13.3

    Version: None

    Released: April 8, 2025

    This is the third maintenance release of Python 3.13 Python 3.13 is the newest major release of the Python programming language, and it contains many new features and optimizations compared to Python 3.12. 3.13.3 is the latest maintenance release, containing almost 320 bugfixes, build improvements and documentation changes since …

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