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  • What is Python? Executive Summary

    ...Python's simple, easy to learn syntax emphasizes readability and therefore reduces the cost of program maintenance. Python supports modules and packages, which encourages program modularity and code reuse. The Python interpreter and the extensive standard library are available in source or binary form without charge for all major platforms, and can be freely distributed. Often, programmers fall in love with Python because of the increased productivity it provides. Since there is no co...

  • Release – Python 3.15.0a8

    Version: None

    Released: April 7, 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, 3.15.0a8, is the final planned alpha release. Alpha releases are intended to make it easier to test the current state …

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  • Python Success Stories

    ...Python is almost executable pseudo-code. Python speeds the development cycle. Since Python code is compiled to byte code on the fly by the interpreter, the development cycle is just "edit-and-execute" instead of "edit-compile-execute". In practice, this can save substantial amounts of time. Python facilitates debugging. Python's detailed tracebacks reveal the cause of problems very quickly, usually immediately upon inspection. While there are debuggers available for Python,...

  • Release – Python 3.14.3

    Version: None

    Released: Feb. 3, 2026

    This is 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 changes …

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  • Release – Python 3.14.4

    Version: None

    Released: April 7, 2026

    This is fourth maintenance release of Python 3.14 Python 3.14.4 is the fourth maintenance release of 3.14, containing around 337 bugfixes, build improvements and documentation changes since 3.14.3. Major new features of the 3.14 series, compared to 3.13 Some of the major new features and changes …

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  • Release – Python 3.14.6

    Version: None

    Released: June 10, 2026

    This is a 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 …

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  • Release – Python 3.14.1

    Version: None

    Released: Dec. 2, 2025

    This is the first maintenance release of Python 3.14 Python 3.14.1 is the first maintenance release of 3.14, containing around 558 bugfixes, build improvements and documentation changes since 3.14.0. 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 3.14.2

    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 3.14.5

    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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  • Release – Python 3.15.0b2

    Version: None

    Released: June 2, 2026

    Here comes the antepenultimate beta. This is a beta preview of Python 3.15 Python 3.15 is still in development. This release, 3.15.0b2, is the second of four planned beta releases. Beta release previews are intended to give the wider community the opportunity to test new features and …

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  • 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 3.15.0b1

    Version: None

    Released: May 7, 2026

    It's the first beta and feature freeze! This is a beta preview of Python 3.15 Python 3.15 is still in development. This release, 3.15.0b1, is the first of four planned beta releases. Beta release previews are intended to give the wider community the opportunity to test new …

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  • Release – Python 3.13.0b1

    Version: None

    Released: May 8, 2024

    This is a beta preview of Python 3.13 Python 3.13 is still in development. This release, 3.13.0b1, is the first of four beta release previews of 3.13. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to …

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  • 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 3.13.14

    Version: None

    Released: June 10, 2026

    This is the fourteenth 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 3.13.14 is the fourteenth maintenance release of …

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  • Thread-SIG - SIG on Process Threading in Python

    ...Python. Specifically: Python will have a sufficiently powerful threading interface that users can concentrate on using threads rather than writing threading tools. There will be sufficient Python threading documentation. Python should support threading well on every platform with decent native OS support. There should be some kind of answer to the problems caused by Python's central interpreter lock. The issues of thre...

  • 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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