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  • Python 2.2.1

    ...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 from the security advisory page. We are pleased to announce the release of Python 2.2.1, on April 10, 2002. This is a bug-fix release for Python 2.2 and supersedes the 2.2 release. Download the release Windows users should download the Windows...

  • Release – Python 3.3.4

    Version: None

    Released: Feb. 9, 2014

    fixes several security and a lot of overall bug fixes found in Python 3.3.3. This release fully supports OS X 10.9 Mavericks. In particular, this release fixes an issue that could cause previous versions of Python to crash when typing in interactive mode on OS X 10.9. Major new features …

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  • Release – Python 3.3.3

    Version: None

    Released: Nov. 17, 2013

    fixes several security issues and various other bugs found in Python 3.3.2. This release fully supports OS X 10.9 Mavericks. In particular, this release fixes an issue that could cause previous versions of Python to crash when typing in interactive mode on OS X 10.9. Major new features of the …

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  • Python 3.3.0 Release

    ...PEP 397, a Python launcher for Windows PEP 405, virtual environment support in core PEP 420, namespace package support PEP 3151, reworking the OS and IO exception hierarchy PEP 3155, qualified name for classes and functions PEP 409, suppressing exception context PEP 414, explicit Unicode literals to help with porting PEP 418, extended platform-independent clocks in the "time" module PEP 412, a new key-sharing dictionary implementation that significantly saves memory for object-oriented...

  • Python 3.3.1 Release

    ...PEP 397, a Python launcher for Windows PEP 405, virtual environment support in core PEP 420, namespace package support PEP 3151, reworking the OS and IO exception hierarchy PEP 3155, qualified name for classes and functions PEP 409, suppressing exception context PEP 414, explicit Unicode literals to help with porting PEP 418, extended platform-independent clocks in the "time" module PEP 412, a new key-sharing dictionary implementation that significantly saves memory for object-oriented...

  • Python 3.3.2 Release

    ...PEP 397, a Python launcher for Windows PEP 405, virtual environment support in core PEP 420, namespace package support PEP 3151, reworking the OS and IO exception hierarchy PEP 3155, qualified name for classes and functions PEP 409, suppressing exception context PEP 414, explicit Unicode literals to help with porting PEP 418, extended platform-independent clocks in the "time" module PEP 412, a new key-sharing dictionary implementation that significantly saves memory for object-oriented...

  • Release – Python 3.2.4

    Version: None

    Released: April 6, 2013

    Note: A newer security-fix release, 3.2.6, is currently available. Its use is recommended. Python 3.2.4 was released on April 7th, 2013. This is the final 3.2 series bugfix release. New features of the 3.2 series, compared to 3.1 Python 3.2 is a continuation of the efforts to improve 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 running programs while upgrading Python. gh-142214 …

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  • Release – Python 3.2.0

    Version: None

    Released: Feb. 20, 2011

    Note: A newer security-fix release, 3.2.6, is currently available. Its use is recommended. Python 3.2 was released on February 20th, 2011. Python 3.2 is a continuation of the efforts to improve and stabilize the Python 3.x line. Since the final release of Python 2.7, the 2.x line will only …

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  • Python 3.2 Release

    ...PEP 3003, the Moratorium on Language Changes, is in effect, there are no changes in Python's syntax and only few changes to built-in types in Python 3.2. Development efforts concentrated on the standard library and support for porting code to Python 3. Highlights are: numerous improvements to the unittest module PEP 3147, support for .pyc repository directories PEP 3149, support for version tagged dynamic libraries PEP 3148, a new futures library for concurrent programming PEP 384, a stable A...

  • Release – Python 3.2.5

    Version: None

    Released: May 15, 2013

    Note: A newer security-fix release, 3.2.6, is currently available. Its use is recommended. Python 3.2.5 was released on May 15th, 2013. This release fixes a few regressions found in Python 3.2.4, and is planned to be the final 3.2 series bugfix release. New features of the 3.2 series, compared …

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  • Release – Python 3.2.1

    Version: None

    Released: July 9, 2011

    Note: A newer security-fix release, 3.2.6, is currently available. Its use is recommended. Python 3.2.1 was released on July 10th, 2011. Python 3.2 is a continuation of the efforts to improve and stabilize the Python 3.x line. Since the final release of Python 2.7, the 2.x line will only …

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  • Release – Python 3.2.2

    Version: None

    Released: Sept. 3, 2011

    Note: A newer security-fix release, 3.2.6, is currently available. Its use is recommended. Python 3.2.2 was released on September 4th, 2011. It mainly fixes a regression in the urllib.request module that prevented opening many HTTP resources correctly with Python 3.2.1. Python 3.2 is a continuation of the efforts to …

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  • Python 3.2.1 Release

    ...PEP 3003, the Moratorium on Language Changes, is in effect, there are no changes in Python's syntax and only few changes to built-in types in Python 3.2. Development efforts concentrated on the standard library and support for porting code to Python 3. Highlights are: numerous improvements to the unittest module PEP 3147, support for .pyc repository directories PEP 3149, support for version tagged dynamic libraries PEP 3148, a new futures library for concurrent programming PEP 384, a stable A...

  • Python 3.2.2 Release

    ...PEP 3003, the Moratorium on Language Changes, is in effect, there are no changes in Python's syntax and only few changes to built-in types in Python 3.2. Development efforts concentrated on the standard library and support for porting code to Python 3. Highlights are: numerous improvements to the unittest module PEP 3147, support for .pyc repository directories PEP 3149, support for version tagged dynamic libraries PEP 3148, a new futures library for concurrent programming PEP 384, a stable A...

  • Python 3.2.4 Release

    ...PEP 3003, the Moratorium on Language Changes, is in effect, there are no changes in Python's syntax and only few changes to built-in types in Python 3.2. Development efforts concentrated on the standard library and support for porting code to Python 3. Highlights are: numerous improvements to the unittest module PEP 3147, support for .pyc repository directories PEP 3149, support for version tagged dynamic libraries PEP 3148, a new futures library for concurrent programming PEP 384, a stable A...

  • Python 3.2.5 Release

    ...PEP 3003, the Moratorium on Language Changes, is in effect, there are no changes in Python's syntax and only few changes to built-in types in Python 3.2. Development efforts concentrated on the standard library and support for porting code to Python 3. Highlights are: numerous improvements to the unittest module PEP 3147, support for .pyc repository directories PEP 3149, support for version tagged dynamic libraries PEP 3148, a new futures library for concurrent programming PEP 384, a stable A...

  • Support Python in 2023!

    ...Security Developer in Residence - Seth Larson joined the PSF earlier this year as our first ever Security Developer-in-Residence. Seth is already well-known to the Python community – he was named a PSF Fellow in 2022 and has already written a lot about Python and security on his blog. This critical role would not be possible without funding from the OpenSSF Alpha-Omega Project. PyPI Safety & Security Engineer - Mike Fiedler joined the PSF earlier this year as our first ever PyPI Safety & Secur...

  • Release – Python 2.2.3

    Version: None

    Released: May 30, 2003

    We are pleased to announce the release of Python 2.2.3 (final), on May 30, 2003. This is a bug-fix release for Python 2.2 and supersedes the previous bugfix release, Python 2.2.2. Note: there's a security fix for SimpleXMLRPCServer.py. Download the release Windows users should download the Windows installer, …

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  • Python 2.2.3

    Python 2.2.3 Python 2.2.3 We are pleased to announce the release of Python 2.2.3 (final), on May 30, 2003. This is a bug-fix release for Python 2.2 and supersedes the previous bugfix release, Python 2.2.2. Note: there's a security fix for SimpleXMLRPCServer.py. Download the release Windows users should download the Windows installer, Python-2.2.3.exe, run it and follow the friendly instructions on the screen to complete the installation. Windows users may also be interested in Mark Hammon...

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