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

  • Python 2.4.3 Release

    Python 2.4.3 Release Python 2.4.3 Python 2.4.3 has been replaced by a newer bugfix release of Python. Please see the releases page to select a more recent release. 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 We are pleased to announce the release of Python 2.4.3 (final), a bugfix release of Python 2.4, on March 29,...

  • Python 2.4.4 Release

    Python 2.4.4 Release Python 2.4.4 We are pleased to announce the release of Python 2.4.4 (FINAL), a bugfix release of Python 2.4, on October 18, 2006. Important: 2.4.4 includes a security fix (PSF-2006-001) for the repr() of unicode strings in wide unicode builds (UCS-4) Python 2.4 is now in bugfix-only mode; no new features are being added. At least 80 bugs have been squished since Python 2.4.3, including a number of bugs and potential bugs found by with the Coverity and Klocwork static an...

  • Python 2.5.1 Release

    Python 2.5.1 Release Python 2.5.1 Python 2.5.1 has been replaced by a newer bugfix release of Python. Please download Python 2.5.6 instead. Python 2.5.1 was released on April 18th, 2007. This is the first bugfix release of Python 2.5. Python 2.5 is now in bugfix-only mode; no new features are being added. According to the release notes, over 150 bugs and patches have been squished since Python 2.5, including a fair number in the new AST compiler (an internal implementation detail of the Pyth...

  • Python 2.5.2 Release

    Python 2.5.2 Release Python 2.5.2 Python 2.5.2 has been replaced by a newer bugfix release of Python. Please download Python 2.5.6 instead. Python 2.5.2 was released on February 21st, 2008. This is the second bugfix release of Python 2.5. Python 2.5 is now in bugfix-only mode; no new features are being added. According to the release notes, over 100 bugs and patches have been addressed since Python 2.5.1, many of them improving the stability of the interpreter, and improving its portability....

  • Python 2.5.3 Release

    Python 2.5.3 Release Python 2.5.3 Python 2.5.3 has been replaced by a newer bugfix release of Python. Please download Python 2.5.6 instead. Python 2.5.3 was released on December 19th, 2008. This is the last bugfix release of Python 2.5. Python 2.5 is now in bugfix-only mode; no new features are being added. According to the release notes, about 80 bugs and patches have been addressed since Python 2.5.2, many of them improving the stability of the interpreter, and improving its portability. F...

  • Python 2.5.4 Release

    Python 2.5.4 Release Python 2.5.4 We are pleased to announce the release of Python 2.5.4 (final), a bugfix release of Python 2.5, on December 23rd, 2008. Python 2.5.4 has been replaced by a newer bugfix release of Python. Please download Python 2.5.6 instead, unless you need to use the Windows and OS X binaries provided here. This is the last bugfix release of Python 2.5. Future releases of Python 2.5 will only contain security patches; no new features are being added, and no "regular&...

  • PSF Sponsorship Prospectus

    ...library authors, and other Python community members. The 2020 summit was held online due to the cancellation of the in-person PyCon. Core developers covered topics such as documentation, HPy, f-strings, and C-Python on mobile. Grants The PSF’s Grants Program awards hundreds of requests yearly to help the community grow and affirm and empower the PSF’s commitment to diversity. Tens of thousands of attendees have been impacted by the PSF’s financial support. In 2019, the Grants Program ...

  • Linux RPMs for Python 2.3.4

    Linux RPMs for Python 2.3.4 <h1>Linux RPMs for Python 2.3.4</h1> <p>Except where noted, these RPMs are made available by Sean Reifschneider (<a href="mailto:jafo-rpms@tummy.com">jafo-rpms@tummy.com</a>). <h3>Having Problems?</h3> If you are having problems, please see the <a href="#FAQ">RPM Frequently Asked Questions</a> section at the end of this document for possible solutions. <h3>RPMs For Other Platform...

  • Release – Python 3.14.0b4

    Version: None

    Released: July 8, 2025

    It's the final 3.14 beta! https://www.python.org/downloads/release/python-3140b4/ This is a beta preview of Python 3.14 Python 3.14 is still in development. This release, 3.14.0b4, is the last of four planned beta releases. Beta release previews are intended to give the wider community the opportunity to test new …

    View Release Notes

  • Python Success Stories

    Python Success Stories Introduction Cog is a simple code generation tool written in Python. We use it or its results every day in the production of Kubi. Kubi is a collaboration system embodied in a handful of different products. We have a schema that describes the representation of customers' collaboration data: discussion topics, documents, calendar events, and so on. This data has to be handled in many ways: stored in a number of different data stores, shipped over the wire in an XML repr...

  • Python Special Interest Groups

    ...library. archive, subscribe web-sig Bill Janssen Web-related Enhancements archive, subscribe xml-sig Rich Salz XML Processing archive, subscribe

  • Linux RPMs for Python 2.3.1

    Linux RPMs for Python 2.3.1 <h1>Linux RPMs for Python 2.3.1</h1> <p>Except where noted, these RPMs are made available by Sean Reifschneider (<a href="mailto:jafo-rpms@tummy.com">jafo-rpms@tummy.com</a>). <h3>Having Problems?</h3> If you are having problems, please see the <a href="#FAQ">RPM Frequently Asked Questions</a> section at the end of this document for possible solutions. <h3>RPMs For Other Platform...

  • Executive Summary: The Python Software Foundation

    ...library for Python. This was completed in October 2005. For details, see http://pysnmp.sourceforge.net/ Moving Jython Forward (Brian Zimmer, $10K) -- to bring Jython up to date with CPython. Due to unexpected changes in the proposer's career, the work for this grant was only partially completed, and only a subset of the funding ($2.3K) was paid. Even so, the Jython project has seen progress with the release of version 2.2 in August 2007. For details, see http://jython.org/ This initial experimen...

  • Archive 2018: Executive Summary: The Python Software Foundation

    ...library for Python. This was completed in October 2005. For details, see http://pysnmp.sourceforge.net/ Moving Jython Forward (Brian Zimmer, $10K) -- to bring Jython up to date with CPython. Due to unexpected changes in the proposer's career, the work for this grant was only partially completed, and only a subset of the funding ($2.3K) was paid. Even so, the Jython project has seen progress with the release of version 2.2 in August 2007. For details, see http://jython.org/ This initial experimen...

  • Linux RPMs for Python 2.3

    Linux RPMs for Python 2.3 <h1>Linux RPMs for Python 2.3</h1> <p>Except where noted, these RPMs are made available by Sean Reifschneider (<a href="mailto:jafo-rpms@tummy.com">jafo-rpms@tummy.com</a>). <h3>Having Problems?</h3> If you are having problems, please see the <a href="#FAQ">RPM Frequently Asked Questions</a> section at the end of this document for possible solutions. <h3>RPMs For Other Platforms<...

  • PSF Community Partner Program

    ...library of free event-organizing resources: PSF Free Resources Example Application Questions First Name: Joey Last Name: Python Email: joeylovespython@email.com Type of Event or Initiative: Conference – PyCon Event or Initiative Title: PyCon Jupiter Short Description of the Event or Initiative: PyCon Jupiter is a community-organized conference foc...

  • Python Patterns - An Optimization Anecdote

    ...library manual for a built-in function that does what you want. If there isn't one, here are some guidelines for loop optimization: Rule number one: only optimize when there is a proven speed bottleneck. Only optimize the innermost loop. (This rule is independent of Python, but it doesn't hurt repeating it, since it can save a lot of work. :-) Small is beautiful. Given Python's hefty charges for bytecode instructions and variable look-up, it rarely pays off to add extra tes...

  • Python Software Foundation Members Meeting Minutes 2006-02-24

    ...library & tools for developers PSF support of conferences in other countries Further discussion was deferred. 5   Discussion of Bug Tracker Migration Brett Cannon proposed migrating away from the SF bug tracker; Python has outgrown it. There are several candidates for bug tracking software. Brett proposed that the Infrastructure Committee take on this task, and that he and Barry Warsaw would take leadership roles. 6   Other Business Eric Jones noted that ...

  • Python Software Foundation Sponsors

    Python Software Foundation Sponsors The PSF would not be possible without the generous financial help of the following sponsors. While the PSF thanks these sponsors for their support, we don't necessarily endorse nor promote any specific activity of any of its sponsors. Interested in becoming a sponsor? Check out our sponsor application. Visionary Sponsors Googl...

  • Linux RPMs for Python 2.3.3

    Linux RPMs for Python 2.3.3 <h1>Linux RPMs for Python 2.3.3</h1> <p>Except where noted, these RPMs are made available by Sean Reifschneider (<a href="mailto:jafo-rpms@tummy.com">jafo-rpms@tummy.com</a>). <h3>Having Problems?</h3> If you are having problems, please see the <a href="#FAQ">RPM Frequently Asked Questions</a> section at the end of this document for possible solutions. <h3>RPMs For Other Platform...

Python language documentation

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