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  • 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 Success Stories

    Python Success Stories Introduction I have been programming in C and C++ since 1994 and have led many teams in Windows system programming. In 2007, in the context of the Armadillo anti-spam software project at Enovad, I was given the requirement that the software must run both under Windows and Linux. To do this, I had to re-train my team of seasoned Windows system developers to also be able to deliver a product on Linux. I chose to re-evaluate the tools and programming language available to ...

  • PyCon Home at python.org

    PyCon Home at python.org PyCon is a conference for the Python community, organized by members of the Python community. PyCon is for Python enthusiasts of all experience levels, from new users to core developers. The original PyCon was formed in North America in 2003, but there are now a number of other conferences being run in the PyCon spirit around the world. Visit the worldwide PyCon web site for more information. For information on PyCon US, please visit the conference website . PyCon gi...

  • Release – Python 3.1.3

    Version: None

    Released: Nov. 27, 2010

    Note: It is recommended that you use the latest bug fix release of the 3.1 series, 3.1.4. Python 3.1.3 was released on November 27th, 2010. The Python 3.1 version series is a continuation of the work started by Python 3.0, the new backwards-incompatible series of Python. For ongoing …

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  • The Python 2.3 Method Resolution Order

    The Python 2.3 Method Resolution Order By Michele Simionato. Abstract:This document is intended for Python programmers who want to understand the C3 Method Resolution Order used in Python 2.3. Although it is not intended for newbies, it is quite pedagogical with many worked out examples. I am not aware of other publicly available documents with the same scope, therefore it should be useful. Disclaimer: I donate this document to the Python Software Foundation, under the Python 2.3 lice...

  • Python 2.1.2

    Python 2.1.2 Python 2.1.2 - a bugfix release for Python 2.1 Note: This is no longer the most current Python release. See Python 2.1.3 for a patch release and the download page for more recent releases. On January 16 2002, we're releasing Python 2.1.2 - a bugfix release of Python 2.1. We thank Anthony Baxter for being the releasemeister for this release (and we're using his timezone as an excuse to say it's January 16 :-). This is the final release of Python 2.1.2. While ...

  • 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 and bug fixes and …

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  • 2021 end-of-the-year fundraiser!

    2021 end-of-the-year fundraiser! There are two ways to donate: JetBrains is supporting the PSF by providing a 30% discount on PyCharm and all proceeds will go to the PSF! You can take advantage of this discount by using promo code SUPPORTPYTHON21, You can donate directly to the PSF! Donate Today! Contributing to the PSF financially helps sustain programs that support the larger Python community. This year the PSF launched two critical initiatives thanks to Google's sponsorship and B...

  • Python Software Foundation: Press Release 3-Oct-2003

    Python Software Foundation: Press Release 3-Oct-2003 October 3, 2003 Press Release SOURCE: Python Software Foundation PYTHON SOFTWARE FOUNDATION (PSF) ANNOUNCES PYTHON VERSION 2.3.2 Second maintenance release for the latest Python FREDERICKSBURG, Va., October 3, 2003 -- The Python Software Foundation (PSF) announces the release of version 2.3.2 of the Python programming language. This minor release fixes several build and packaging problems found in version 2.3.1, which introduced ...

  • Python for Mac OS X

    Python for Mac OS X Python for Mac OS X Python comes pre-installed on Mac OS X so it is easy to start using. However, to take advantage of the latest versions of Python, you will need to download and install newer versions alongside the system ones. The easiest way to do that is to install one of the binary installers for OS X from the Python Download page. Installers are available for the latest Python 3 and Python 2 releases that will work on all Macs that run Mac OS X 10.5 and later. Py...

  • 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 from the …

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  • Python Software Foundation: Press Release 19-Dec-2003

    Python Software Foundation: Press Release 19-Dec-2003 PYTHON SOFTWARE FOUNDATION (PSF) ANNOUNCES PYTHON VERSION 2.3.3 Maintenance release for the Python programming language FREDERICKSBURG, Va., December 19, 2003 -- The Python Software Foundation (PSF) announces the release of version 2.3.3 of the Python programming language. This minor release provides fixes for a number of problems found in the previous version of Python, including several serious errors with weakrefs and the cyc...

  • Python Success Stories

    Python Success Stories Introduction AFNIC is the registry of the French .fr top-level internet domain. For many years, registration rules in .fr were very strict. On May 11th, 2004, the rules changed to a more liberal model, allowing many registrations that were not possible before. As a consequence of this change, the registry was faced with receiving a potentially unmanageable burst of requests. This is a problem known as a "landrush" faced by every DNS registry which changes its ...

  • How To Submit to the Python Job Board

    How To Submit to the Python Job Board The Python Job Board is a free resource to help members of the Python community find paid work. It is for real jobs only (that is, only for paid openings that currently exist and are actively being hired for) where the successful candidate will spend the majority of their time writing Python. If this isn't the case, the submission will most likely be rejected. Unpaid volunteer positions will not be posted on the jobs page. If you have some Python-related v...

  • Release – Python 2.2.0

    Version: None

    Released: Dec. 21, 2001

    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 …

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  • Python 2.6.4 Release

    Python 2.6.4 Release Python 2.6.4 Python 2.6.4 has been replaced by a newer bugfix release of Python. Please download Python 2.6.6 instead. Python 2.6.4 was a critical bug fix for Python 2.6.3, which had regressions in the logging package and in setuptools compatibility. Python 2.6.4 was released on 25-Oct-2009. Python 2.6 is now in bugfix-only mode; no new features are being added. The NEWS file lists every change in each alpha, beta, and release candidate of Python 2.6. What's New in P...

  • Python 2.6.5 Release

    Python 2.6.5 Release Python 2.6.5 release Python 2.6.5 has been replaced by a newer bugfix release of Python. Please download Python 2.6.6 instead. Python 2.6.5 was a maintenance release for Python 2.6.4, fixing dozens of issues in the core, builtin modules, libraries, and documentation. Python 2.6.5 final was released on March 19, 2010. Python 2.6 is now in bugfix-only mode; no new features are being added. The NEWS file lists every change in each alpha, beta, and release candidate of Pyth...

  • Python 2.6.3 Release

    Python 2.6.3 Release Python 2.6.3 Python 2.6.3 has been replaced by a newer bugfix release of Python. Please download Python 2.6.6 instead. Python 2.6.3 was released on October 2, 2009. Python 2.6 is now in bugfix-only mode; no new features are being added. Somewhere near 100 bugs have been fixed since the release of Python 2.6.2. The NEWS file lists every change in each alpha, beta, and release candidate of Python 2.6. What's New in Python 2.6. Report bugs at http://bugs.python.org. Rea...

  • Python Success Stories

    Python Success Stories Introducing IronPython Pairing the Python language's expressivity with the seamless availability of the extensive .NET class libraries makes IronPython a powerful combination for Resolver Systems. About Resolver Systems Resolver Systems is a two year-old start-up based on the outskirts of London's financial district. Our first product, Resolver One, is a desktop and web-accessible spreadsheet aimed primarily at the financial services market. It is written entirely in ...

  • MacPython 2.2.1

    MacPython 2.2.1 <h1>MacPython 2.2.1</h1> <p>Made available by Jack Jansen. <p>All files are also available from Jack's <a href="http://www.cwi.nl/~jack/macpython.html">MacPython page</a>, which you should visit anyway (even if you get the files from here). <p>You should probably read the <a href="../macnews.txt">Macintosh specific release notes</a> as well as the <a href="../NEWS.txt">general ones<a/&g...

Python language documentation

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