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  • What's new in Python 2.3

    ...versions. (New in 2.3b1.) DocXMLRPCServer - a self-documenting XML server library. (New in 2.3b1.) rotor - this module is deprecated. It is too easily cracked. (New in 2.3b1.) re - the .*? pattern is now special-cased to avoid the recursion limit. (New in 2.3b1.) Bastion and rexec - these modules are disabled, because they aren't safe in Python 2.3 (nor in Python 2.2). (New in 2.3a2.) bsddb - the old bsddb module has finally been retired. The formerly 3rd party PyBSDDB wrapper is now ...

  • Release – Python 3.2.6rc1

    Version: None

    Released: Oct. 4, 2014

    This is a security-fix source-only release. The last binary release was 3.2.5. The list of fixed security related issues can be found in the NEWS file. New features of the 3.2 series, compared to 3.1 Python 3.2 is a continuation of the efforts to …

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  • Release – Python 3.7.9

    Version: None

    Released: Aug. 17, 2020

    Note: The release you are looking at is Python 3.7.9, the final bugfix/security release with binary installers for the legacy 3.7 series which has now reached end-of-life and is no longer supported. See the downloads page for currently supported versions of Python. The final source-only security fix release for …

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  • Release – Python 3.11.0a7

    Version: None

    Released: April 5, 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, 3.11.0a7 is the last of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

  • Release – Python 3.9.17

    Version: None

    Released: June 6, 2023

    This is a security release of Python 3.9 Note: The release you're looking at is Python 3.9.17, a security bugfix release for the legacy 3.9 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. Security content …

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  • Python Software Foundation: Minutes of Board of Directors Meeting (May 11, 2004)

    Python Software Foundation: Minutes of Board of Directors Meeting (May 11, 2004) The Python Software Foundation Minutes of Regular Meeting of the Board of Directors May 11, 2004 A regular meeting of the Python Software Foundation (the "PSF") Board of Directors was held over Internet Relay Chat at 17:00 GMT. Stephan Deibel presided at the meeting. 1. Attendance The following members of the Board of Directors were present at the meeting: Tim Peters, Guido van Rossum, Martin v. Löwis, Ste...

  • Software Bill-of-Materials Information

    ...versions of all software components Software identifiers (like CPE and Package URLs) Download URLs for source code with checksums File names and content checksums Dependency relationships between each component CPython SBOMs satisfy the requirements listed in the NTIA Minimum Elements for a Software Bill of Materials. Software identifiers can be used for correlating software in use to vulnerability databases like the CVE database and Open Source Vulnerability database (OSV), typically done auto...

  • Software Bill-of-Materials Information

    ...versions of all software components Software identifiers (like CPE and Package URLs) Download URLs for source code with checksums File names and content checksums Dependency relationships between each component CPython SBOMs satisfy the requirements listed in the NTIA Minimum Elements for a Software Bill of Materials. Software identifiers can be used for correlating software in use to vulnerability databases like the CVE database and Open Source Vulnerability database (OSV), typically done auto...

  • 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 2.7.3

    Version: None

    Released: April 9, 2012

    Note: A newer bugfix release, 2.7.4, is currently available. Its use is recommended over previous versions of 2.7. Python 2.7.3 was released on April 9, 2012. 2.7.3 includes fixes for several reported security issues in 2.7.2: issue 13703 (oCERT-2011-003, hash collision denial of service), issue 14234 (CVE-2012-0876, …

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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 3.14.5

    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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  • Job - Machine Learning Engineer

    Location: Long Beach, Hybrid, California USA

    Telecommuting: Yes

    Rebel Space Technologies is seeking a talented and experienced Machine Learning Engineer to join our team. Machine Learning Engineer: At Rebel Space, our mission is to protect critical space infrastructure through enhanced observability and space system cybersecurity. We believe that as space infrastructure expands, it will be increasingly …

  • 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...

  • Highlights: Python 2.4

    ...versions of 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-...

  • Python 2.7.3 Release

    ...versions of 2.7. Python 2.7.3 was released on April 9, 2012. 2.7.3 includes fixes for several reported security issues in 2.7.2: issue 13703 (oCERT-2011-003, hash collision denial of service), issue 14234 (CVE-2012-0876, hash table collisions CPU usage DoS in the expat library), issue 14001 (CVE-2012-0845, SimpleXMLRPCServer denial of service), and issue 13885 (CVE-2011-3389, disabling of the CBC IV attack countermeasure in the _ssl module). The Python 2.7 series is scheduled to be the last majo...

  • 2011-03-21 PSF Board Meeting Minutes

    ...versions of such dark background images. Arc Riley has expressed an intent to design copyright unrestricted version of font similar to the one used in our wordmark logo, which would be cool if it happens. Carl Trachte consulted committee to clarify use of Python logo in examples of SVG modification tools. He added good verbiage to his blog post letting readers know that such modified versions could not be used generally without permission of Trademarks Committee, while still producing a helpful...

  • Release – Python 2.2.2

    Version: None

    Released: Oct. 14, 2002

    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 and Python 2.5. If you need to remain with Python 2.2, there's a patch available …

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Python language documentation

If you didn't find what you need, try your search in the Python language documentation.