Notice: This page displays a fallback because interactive scripts did not run. Possible causes include disabled JavaScript or failure to load scripts or stylesheets.

≡ Menu

Search Python.org

Results

  • Release – Python 3.13.0a4

    Version: None

    Released: Feb. 15, 2024

    This is an early developer preview of Python 3.13 Major new features of the 3.13 series, compared to 3.12 Python 3.13 is still in development. This release, 3.13.0a4, is the fourth of six planned alpha releases. Alpha releases are intended to make it easier to test the …

  • Contributing to the PSF

    Contributing to the PSF NOTE: The easiest and fastest way to sign a Contributor Agreement with the Python Software Foundation is to do it while you are submitting your first change to a Python-owned repository on GitHub. That's the recommended way as it is fully automated. The Contributor Agreement page you're looking at now is mainly intended for signing Contributor Agreements on behalf of organizations. The Contributor Agreement form hosted here is manually reviewed which takes time to...

  • 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 31-May-2003

    Python Software Foundation: Press Release 31-May-2003 May 31, 2003 Press Release SOURCE: Python Software Foundation PYTHON SOFTWARE FOUNDATION (PSF) ANNOUNCES PYTHON VERSION 2.2.3 New release enhances powerful programming language FREDERICKSBURG, Va., [May 31, 2003] -- The Python Software Foundation announces the release of version 2.2.3 of the Python programming language. This maintenance release introduces over 120 enhancements to the language and its extensive standard libraries...

  • 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 Distutils-SIG: Documentation

    Python Distutils-SIG: Documentation Python Distutils-SIG: Documentation User Documents Two documents have been written to cover the Distutils, and are part of Python's standard documentation set: Installing Python Modules This is for end-users, system administrators, and Python programmers who need to install third-party modules to their existing Python installation. It focusses on using the Distutils, b...

  • Python Software Foundation: Minutes of Board of Directors Meeting (March 26, 2004)

    Python Software Foundation: Minutes of Board of Directors Meeting (March 26, 2004) The Python Software Foundation Minutes of Special Meeting of the Board of Directors Draft March 26, 2004 A special meeting of the Python Software Foundation (the "PSF") Board of Directors (the "Board") was held during PyCon, at the George Washington University Cafritz Center, at noon. Jeremy Hylton, secretary of the PSF, presided. 1. Attendance This was the first meeting of the Board with the newly elec...

  • Diversity

    Diversity Diversity Statement The Python Software Foundation and the global Python community welcome and encourage participation by everyone. Our community is based on mutual respect, tolerance, and encouragement, and we are working to help each other live up to these principles. We want our community to be more diverse: whoever you are, and whatever your background, we welcome you. Diversity Appendix We have created this diversity statement because we believe that a diverse Python communit...

  • Python Success Stories

    Python Success Stories Introduction Gusto.com began as an online travel site under the domain name EZTrip.com which catered to the traveler looking to make online flight, hotel and car reservations. As our customer base grew we started seeing a need to allow our customers to report on their journeys in the form of travel reviews, blogs, sharing photos and other post trip needs. While we've continued to develop and improve our online booking engines and related systems that communicate with...

  • Release – Python 3.14.0b1

    Version: None

    Released: May 7, 2025

    Only one day late, welcome to the first beta! This is a beta preview of Python 3.14 Python 3.14 is still in development. This release, 3.14.0b1, is the first of four planned beta releases. Beta release previews are intended to give the wider community the opportunity to …

    View Release Notes

  • Debugging Reference Count Problems

    Debugging Reference Count Problems Warning This page stays here for historical reasons and it may contain outdated or incorrect information. Debugging Reference Count Problems From: Guido van Rossum <guido@CNRI.Reston.VA.US> To: python-list@cwi.nl Date: Wed, 27 May 1998 11:09:40 -0400 Mike Fletcher wrote a number of posts about debugging C code that bombs, probably because of reference count problems. His approach to debugging this problem seems typical, but I thin...

  • 2014-01-20 PSF Board Meeting Minutes

    2014-01-20 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors January 20, 2014 A regular meeting of the Python Software Foundation ("PSF") Board of Directors was held over Group Conference Call via phone and Internet Relay Chat beginning at 18:00 CET/ 12:00 EST, on January 20, 2014. Van Lindberg presided over the meeting. Ewa Jodlowska prepared the minutes. All votes are reported in the form "Y-N-A" (in favor-...

  • Release – Python 2.3.5

    Version: None

    Released: Feb. 8, 2005

    Python 2.3.5 (final) on Feb 8th, 2005. This is a bug-fix release for Python 2.3. There have been around 50 bugs fixed since 2.3.4 - in the Python interpreter, the standard library and also in the build process - see the release notes for details. Important: This release …

    View Release Notes

  • Release – Python 3.13.11

    Version: None

    Released: Dec. 5, 2025

    This is the eleventh maintenance release of Python 3.13 Note: This is Python 3.13.11, 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 3.13.11 is the eleventh maintenance release of …

    View Release Notes

  • Release – Python 2.3.0

    Version: None

    Released: July 29, 2003

    This is a patch release which supersedes earlier releases of 2.3. 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 …

    View Release Notes

  • Release – Python 2.6.0

    Version: None

    Released: Oct. 2, 2008

    Python 2.6 (final) was released on October 1st, 2008. There are a huge number of new features, modules, improvements and bug fixes. For information on what's changed, see: Andrew Kuchling's guide to What's New in Python 2.6. NEWS file contains a listing of everything …

    View Release Notes

  • Release – Python 3.11.0b3

    Version: None

    Released: June 1, 2022

    This is a beta preview of Python 3.11 Python 3.11 is still in development. 3.11.0b3 is the third of five planned beta release previews. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to prepare their projects to …

  • Release – Python 3.11.0b4

    Version: None

    Released: July 11, 2022

    This is a beta preview of Python 3.11 Python 3.11 is still in development. 3.11.0b4 is the fourth of five planned beta release previews. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to prepare their projects to …

  • Python 2.6 Release

    Python 2.6 Release Python 2.6 Python 2.6 has been replaced by a newer bugfix release of Python. Please download Python 2.6.7 instead. This is a source-only release. Python 2.6 (final) was released on October 1st, 2008. There are a huge number of new features, modules, improvements and bug fixes. For information on what's changed, see: Andrew Kuchling's guide to What's New in Python 2.6. NEWS file contains a listing of everything that's new in each alpha, beta, and release candidate of P...

  • Python 3.0 Release

    Python 3.0 Release Python 3.0 Python 3.0 is end-of-lifed with the release of Python 3.1. All users of Python 3.0.x should upgrade to the most recent version of Python 3; please see the downloads pages. Python 3.0 has been replaced by a newer bugfix release of Python. Please download Python 3.0.1 instead. Python 3.0 final was released on December 3rd, 2008. Python 3.0 (a.k.a. "Python 3000" or "Py3k") is a new version of the language that is incompatible with the 2.x line ...

Python language documentation

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