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  • Release – Python 3.5.0a2

    Version: None

    Released: March 9, 2015

    Python 3.5.0a2 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0a2 was released on March 9th, 2015. Major new features of the 3.5 series, compared to 3.4 Python 3.5 is still in development, …

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  • Release – Python 3.5.0a3

    Version: None

    Released: March 30, 2015

    Python 3.5.0a3 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0a3 was released on March 30th, 2015. Major new features of the 3.5 series, compared to 3.4 Python 3.5 is still in development, …

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  • Release – Python 3.7.0a2

    Version: None

    Released: Oct. 17, 2017

    This is an early developer preview of Python 3.7 Major new features of the 3.7 series, compared to 3.6 Python 3.7 is still in development. This releasee, 3.7.0a2, is the second of four planned alpha releases. Alpha releases are intended to make it easier to test the …

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  • Release – Python 3.11.3

    Version: None

    Released: April 5, 2023

    This is the third maintenance release of Python 3.11 Python 3.11.3 is the newest major release of the Python programming language, and it contains many new features and optimizations. Major new features of the 3.11 series, compared to 3.10 Some of the new major new features …

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  • Release – Python 3.11.4

    Version: None

    Released: June 6, 2023

    This is the fourth maintenance release of Python 3.11 Python 3.11.4 is the newest major release of the Python programming language, and it contains many new features and optimizations. Major new features of the 3.11 series, compared to 3.10 Some of the new major new features …

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  • Release – Python 3.11.5

    Version: None

    Released: Aug. 24, 2023

    This is the fifth maintenance release of Python 3.11 Python 3.11.5 is the newest major release of the Python programming language, and it contains many new features and optimizations. Security content in this release gh-108310: Fixed an issue where instances of ssl.SSLSocket were vulnerable …

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  • Release – Python 3.11.7

    Version: None

    Released: Dec. 4, 2023

    This is the seventh maintenance release of Python 3.11 Python 3.11.7 is the newest major release of the Python programming language, and it contains many new features and optimizations. Major new features of the 3.11 series, compared to 3.10 Some of the new major new features …

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  • [PYTHON MATRIX-SIG] FAQ

    [PYTHON MATRIX-SIG] FAQ Here's my first step at creating a FAQ for this project. If anybodyelse wants to take it up, please feel free. This is going to be veryfree form, off the top of my head and unedited. Still, I anticipatethat it will be useful. Occaionally I will steal text entirely fromother people on the SIG without any attribution. I'll try to fix thislater. Written by Jim Hugunin (hugunin@mit.edu) on April 25, 1996. 1) What's Numerical Python? Here should really go...

  • Python 2.2.2

    Python 2.2.2 Python 2.2.2 Note: See Python 2.2.3 for a patch release which supersedes 2.2.2. 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 from the security advisory page. We are pleased to announce the release...

  • Mission

    Mission The mission of the Python Software Foundation is to promote, protect, and advance the Python programming language, and to support and facilitate the growth of a diverse and international community of Python programmers. You can help fund the PSF by making a donation or becoming a member. The following is the official mission statement of the PSF: The Python Software Foundation (PSF) is a non-profit membership organization devoted to advancing open source technology related to the Py...

  • Python Software Foundation: Press Release 23-Sep-2003

    Python Software Foundation: Press Release 23-Sep-2003 September 23, 2003 Press Release SOURCE: Python Software Foundation PYTHON SOFTWARE FOUNDATION (PSF) ANNOUNCES PYTHON VERSION 2.3.1 First maintenance release for the latest Python FREDERICKSBURG, Va., September 23, 2003 -- The Python Software Foundation (PSF) announces the release of version 2.3.1 of the Python programming language. This minor release introduces a number of enhancements based on two months of experience since re...

  • Python Software Foundation: Minutes of Board of Directors Meeting (December 14, 2004)

    ...library module, US$1,500 3. Greg Wilson, Software Engineering with Python for Scientists and Engineers, US$27,000 Approved, 5-0-1. J. Hylton proposed that the runners-up be sent email saying the Grants Committee would have liked to fund their proposals and please come back next year. S. Deibel proposed possibly approving more funds for runner-up proposals. D. Ascher recommended waiting until we get a better idea whether the current process works. Web Site Redesign ==...

  • 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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  • Event Organizer Resource Library

    Event Organizer Resource Library Title and Author(s) or Organizer of Resource Topic and Type of Resource Short Description One Event at a Time: Funding Your Community the Realistic Way by Georgi Ker Fundraising - Written Guide A practical, experience-based playbook for community event organizers to build more sustainable funding through sponsorship strategies in light of the PSF’s grants pause. Organizing and Managing Open Source Events by the TODO Group Event organizing - Written gui...

  • Python 2.4.1 - Release Notes

    ...Library The constants ascii_letters, ascii_lowercase. and ascii_uppercase were added to the string module. These a locale-independent constants, unlike letters, lowercase, and uppercase. These are now use in appropriate locations in the standard library. The flags used in dlopen calls can now be configured using sys.setdlopenflags and queried using sys.getdlopenflags. Fredrik Lundh's xmlrpclib is now a standard library module. This provides full client-side XML-RPC support. In addition, Dem...

  • Built-in Package Support in Python 1.5

    ...library module, "ni". (The name is supposed to be an acronym for New Import, but really referrs to the Knights Who Say Ni in the movie Monty Python and the Holy Grail, who, after King Arthur's knights return with a shrubbery, have changed their names to the Knights Who Say Neeeow ... Wum ... Ping - but that's another story.) The ni module was all user code except for a few modifications to the Python parser (also introduced in 1.3) to accept import statements of the for "import A.B.C" ...

  • Release – Python 2.2.1

    Version: None

    Released: April 10, 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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  • Release – Python 3.7.0a3

    Version: None

    Released: Dec. 5, 2017

    This is an early developer preview of Python 3.7 Major new features of the 3.7 series, compared to 3.6 Python 3.7 is still in development. This releasee, 3.7.0a3, is the third of four planned alpha releases. Alpha releases are intended to make it easier to test the …

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  • Release – Python 3.6.9

    Version: None

    Released: July 2, 2019

    Note: The release you are looking at is Python 3.6.9, a security bugfix release for the legacy 3.6 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 3.6 was 3.6.15 …

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  • Release – Python 3.9.0a2

    Version: None

    Released: Dec. 18, 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, 3.9.0a2 is the second of six planned alpha releases. Alpha releases are intended to make it easier to test the current …

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