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  • Release – Python 3.12.0a1

    Version: None

    Released: Oct. 25, 2022

    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, 3.12.0a1 is the first of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

  • Release – Python 3.12.6

    Version: None

    Released: Sept. 6, 2024

    This is the sixth maintenance release of Python 3.12 Python 3.12 is the newest major release of the Python programming language, and it contains many new features and optimizations. 3.12.6 is the latest maintenance release, containing about 90 bugfixes, build improvements and documentation changes since 3.12.5. This is an …

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  • Python Success Stories

    Python Success Stories Background Successful information search is mission-critical. It increases worker efficiency and saves money. On an external web site, it also increases customer satisfaction and helps retain users to the web site. The average company can waste millions of dollars because its employees cannot locate and retrieve the information that is needed for their jobs. Infoseek released the original version of Ultraseek Server on March 31, 1997. It was built by wrapping Infoseek's...

  • Python Success Stories

    ...generators, numeric manipulations, etc.). We only had to write, in Python, our custom RPC protocol, because XML-RPC (and it's Python implementation) proved to be too slow and processor-intensive. Scalability was an issue that we solved at design time, but Python let us create programming constructs like the transparent distributed RPC system and extensible API system. In regard to stability, we think that Python's great exception handling mechanism gave us an enormous advantage. Our coding error...

  • 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 3.14.4

    Version: None

    Released: April 7, 2026

    This is the 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 …

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  • Python Software Foundation Public Records

    Python Software Foundation Public Records Incorporation Here is a transcript of the Articles of Incorporation. Bylaws Here are the PSF Bylaws. Board of Directors PSF Board Members & Officers Resolutions Meeting Minutes Python Software Foundation Policies: Conflict of Interest Policy Whistleblower Policy Python.org Email Policy PSF Staff Current staff IRS recognition of tax exempt status The PSF is a United States 501(c)(3) corporation domiciled in Delaware. Final determ...

  • Release – Python 2.4.3

    Version: None

    Released: April 15, 2006

    We are pleased to announce the release of Python 2.4.3 (final), a bugfix release of Python 2.4, on March 29, 2006. Python 2.4 is now in bugfix-only mode; no new features are being added. At least 50 bugs have been squashed since Python 2.4.2, including a number …

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  • Release – Python 2.4.1

    Version: None

    Released: March 30, 2005

    We are pleased to announce the release of Python 2.4.1 (final) on March 30, 2005. Important: This release is vulnerable to the problem described in security advisory PSF-2006-001 "Buffer overrun in repr() of unicode strings in wide unicode builds (UCS-4)". This fix is included in Python 2.4.4 …

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  • Release – Python 2.4.2

    Version: None

    Released: Sept. 27, 2005

    We are pleased to announce the release of Python 2.4.2 (final), a bugfix release, on September 28, 2005. Important: This release is vulnerable to the problem described in security advisory PSF-2006-001 "Buffer overrun in repr() of unicode strings in wide unicode builds (UCS-4)". This fix is …

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  • Release – Python 3.14.0b3

    Version: None

    Released: June 17, 2025

    It's 3.14 beta 3! https://www.python.org/downloads/release/python-3140b3/ This is a beta preview of Python 3.14 Python 3.14 is still in development. This release, 3.14.0b3, is the third of four planned beta releases. Beta release previews are intended to give the wider community the opportunity to test new features …

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  • Release – Python 3.14.0

    Version: None

    Released: Oct. 7, 2025

    This is the stable release of Python 3.14.0 Python 3.14.0 is the newest major release of the Python programming language, and it contains many new features and optimisations compared to Python 3.13. Major new features of the 3.14 series, compared to 3.13 Some of the major …

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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 3.14.3

    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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  • Python Success Stories

    Python Success Stories Introduction Development InfoStructure (devIS) is a small consulting firm in Arlington, Virginia that is well known for its work in the eGovernment sector. This includes development of small, medium, and large-scale systems. devIS EZ Reusable Objects (EZRO) is a content management system which can be used for many different kinds of websites, including traditional information presentation sites such as http://www.devis.com/, portals like http://www.milspouse.org/, train...

  • Python 2.4.1

    Python 2.4.1 Python 2.4.1 Python 2.4.1 has been replaced by a newer bugfix release. Please see the releases page to select a more recent release. We are pleased to announce the release of Python 2.4.1 (final) on March 30, 2005. Important: This release is vulnerable to the problem described in security advisory PSF-2006-001 "Buffer overrun in repr() of unicode strings in wide unicode builds (UCS-4)". This fix is included in Python 2.4.4 Note: there's a security fix for SimpleXMLR...

  • Python 2.4.2 Release

    Python 2.4.2 Release Python 2.4.2 Python 2.4.2 has been replaced by a newer bugfix release of Python. Please see the releases page to select a more recent release. We are pleased to announce the release of Python 2.4.2 (final), a bugfix release, on September 28, 2005. Important: This release is vulnerable to the problem described in security advisory PSF-2006-001 "Buffer overrun in repr() of unicode strings in wide unicode builds (UCS-4)". This fix is included in Python 2.4.4 Pyt...

  • Notes

    ...generator; and jumpahead(n), for quickly forcing the internal state to be the same as if n calls to random() had been made. The latter is particularly useful for multi- threaded programs, creating one instance of the random.Random() class for each thread, then using .jumpahead() to force each instance to use a non-overlapping segment of the full period. random.py's seed() function is new. For bit-for-bit compatibility with prior releases, use the whseed function instead. The new seed function...

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