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  • 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...

  • 2007-10-08 PSF Board Meeting Minutes

    2007-10-08 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors October 8, 2007 A regular meeting of the Python Software Foundation ("PSF") Board of Directors was held over Internet Relay Chat beginning at 17:00 UTC, 8 October 2007. Stephan Deibel presided at the meeting. David Goodger prepared these minutes. Contents 1   Attendance 2   Minutes of Past Meetings 3   Status o...

  • Python Success Stories

    Python Success Stories Introduction AstraZeneca is one of the world's leading pharmaceutical companies. With over 54,000 employees world-wide, it provides innovative, effective medicines designed to fight cancer, provide pain control, heal infection, and fight diseases of the cardiovascular, central nervous, gastrointestinal, and respiratory systems. Finding a new drug often takes over a decade and more than $800 million. A big problem early in the process is identifying those candidates more...

  • Release – Python 2.0.1

    Version: None

    Released: June 22, 2001

    We're releasing Python 2.0.1 - the final bugfix release for Python 2.0. Why would we come with a bugfix release now (June 2001), when Python 2.0 was released in October 2000 and Python 2.1 has been released for months (April 2001)? Two very good reasons! We've …

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  • Python 2.0.1 Release

    Python 2.0.1 Release Python 2.0.1 - a bugfix release for Python 2.0 Note: This is no longer the most current Python release. See the download page for more recent releases. We're releasing Python 2.0.1 - the final bugfix release for Python 2.0. Why would we come with a bugfix release now (June 2001), when Python 2.0 was released in October 2000 and Python 2.1 has been released for months (April 2001)? Two very good reasons! We've fixed the license: Python 2.0.1 is GPL-compatible. We took ...

  • 2009-10-12 PSF Board Meeting Minutes

    2009-10-12 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors October 12, 2009 A regular meeting of the Python Software Foundation ("PSF") Board of Directors was held over Internet Relay Chat beginning at 16:00 UTC, 12 October 2009. Steve Holden presided at the meeting. Pat Campbell prepared the minutes. All votes are reported in the form "Y-N-A" (in favor — opposed — abstentions; e.g. "5-1-2" mean...

  • Summary of "Extension Building" Session

    Summary of "Extension Building" Session "Extension Building Considered Painful": Session Summary by Greg Ward The "Extension Building Considered Painful" session at IPC7 was very productive, and there was a good consensus in the room as to what's needed, what will work for various classes of users, and what ideas to steal from other related systems (the closest being Red Hat's RPM and Perl's MakeMaker). Decisions made Everyone seemed to agree with my p...

  • Python Patterns - An Optimization Anecdote

    Python Patterns - An Optimization Anecdote Warning This page stays here for historical reasons and it may contain outdated or incorrect information. The other day, a friend asked me a seemingly simple question: what's the best way to convert a list of integers into a string, presuming that the integers are ASCII values. For instance, the list [97, 98, 99] should be converted to the string 'abc'. Let's assume we want to write a function to do this. The first version I came ...

  • 2011-07-18 PSF Board Meeting Minutes

    2011-07-18 PSF Board Meeting Minutes .. declare custom role for action items: .. role:: action .. class:: minutes-title | The Python Software Foundation | Minutes of a Regular Meeting of the Board of Directors | | July 18, 2011 A regular meeting of the Python Software Foundation ("PSF") Board of Directors was held over Internet Relay Chat beginning at 16:00 UTC, 18 July 2011. Steve Holden presided at the meeting. Pat Campbell prepared the minutes. All votes are reported in the form "*Y-N...

  • 2011-04-18 PSF Board Meeting Minutes

    2011-04-18 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors April 18, 2011 A regular meeting of the Python Software Foundation ("PSF") Board of Directors was held over Internet Relay Chat beginning at 16:00 UTC, 18 April 2011. Steve Holden presided at the meeting. Pat Campbell prepared the minutes. All votes are reported in the form "Y-N-A" (in favor - opposed - abstentions; e.g. "5-1-2" means &qu...

  • What's New In Python 3.0

    What's New In Python 3.0 (editors: check NEWS.help for information about editing NEWS using ReST.) What's New in Python 3.0 final Release date: 03-Dec-2008 Core and Builtins Issue #3996: On Windows, the PyOS_CheckStack function would cause the interpreter to abort ("Fatal Python error: Could not reset the stack!") instead of throwing a MemoryError. Issue #3689: The list reversed iterator now supports __length_hint__ instead of __len__. Behavior now matches other reversed ite...

  • Release – Python 3.13.5

    Version: None

    Released: June 11, 2025

    This is the fifth maintenance release of Python 3.13 Python 3.13 is the newest major release of the Python programming language, and it contains many new features and optimizations compared to Python 3.12. 3.13.5 is the fifth maintenance release of 3.13. 3.13.5 is an expedited release to fix …

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  • What's new in Python 1.5 and beyond

    What's new in Python 1.5 and beyond If you download the source release, there's a loooong list of changes since release 1.4 in the file Misc/NEWS. Below are some highlights. (Or go directly to the listings of what's new in 1.5b1, what's new in 1.5b2, and what's new in 1.5 (final).) For an essay on the (difficult!) subject of metaprogramming, see my essay Metaprogramming in Python 1.5. See also the description of some major new features in version 1.5: Built-in Package Support and Stand...

  • PyCon Registration Form

    PyCon Registration Form <h1>PyCon Registration</h1> <p><a href="http://us.pycon.org/Addison/Hotels" target="_blank">Hotel reservation info & links.</a></p> <p>Note: all prices are in US dollars.</p> <h2>Registration by mail</h2> <p>To pay by check, please send payment in funds <em>drawn on a US bank</em> to: <blockquote>ATTN: PyCon Registration<br> Python Software Foundation<br...

  • 2011-06-27 PSF Board Meeting Minutes

    2011-06-27 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors June 27, 2011 A regular meeting of the Python Software Foundation ("PSF") Board of Directors was held over Internet Relay Chat beginning at 16:00 UTC, 27 June 2011. Steve Holden presided at the meeting. Pat Campbell prepared the minutes. All votes are reported in the form "Y-N-A" (in favor — opposed — abstentions; e.g. "5-1-2" means...

  • Python 2.0

    Python 2.0 Python 2.0 Note: This is no longer the most current Python release. See Python 2.0.1 for a patch release and the download page for more recent releases. The final version of Python 2.0 was released on October 16, 2000. Download What's new (overview) What's new (details) Post-release news For critical patches, a Python 2.0 specific FAQ, and other issues that have come up since the release, please go to the new Python 2.0 info area, a set of user-editabl...

  • Notes

    Notes Python 2.1.3 Release Notes Release date: 08-April-2002 What's new in Python 2.1.3 (final)? Core Fixed two bugs reported as SF #535905: under certain conditions, deallocating a deeply nested structure could cause a segfault in the garbage collector, due to interaction with the "trashcan" code; access to the current frame during destruction of a local variable could access a pointer to freed memory. SF #457466: popenx() argument mangling hangs python (win9x only). Under certa...

  • 2011-10-17 PSF Board Meeting Minutes

    2011-10-17 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors October 17, 2011 A regular meeting of the Python Software Foundation ("PSF") Board of Directors was held over Internet Relay Chat beginning at 16:00 UTC, 17 October 2011. Steve Holden presided at the meeting. Pat Campbell prepared the minutes. All votes are reported in the form "Y-N-A" (in favor — opposed — abstentions; e.g. &q...

  • Release – Python 2.4.0

    Version: None

    Released: Nov. 30, 2004

    We are pleased to announce the release of Python 2.4, final on November 30, 2004. This is a final, stable release, and we can recommend that Python users upgrade to this version. Important: This release is vulnerable to the problem described in security advisory PSF-2006-001 "Buffer overrun …

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  • Python 2.4

    Python 2.4 Python 2.4 Python 2.4 has been replaced by a newer bugfix release. Please see the releases page to select a more recent release. We are pleased to announce the release of Python 2.4, final on November 30, 2004. This is a final, stable release, and we can recommend that Python users upgrade to this version. 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-...

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