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  • 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 ...

  • Python Success Stories

    Python Success Stories Introduction Frequentis is one of the world's leading providers for safety-critical solutions in the field of Air Traffic Management and Public Safety & Transport. With over 500 employees world-wide, it provides innovative, user-centered solutions to its customers. Frequentis has been using Python in its TAPtools® product family, which focuses on the Tower and Airport Tools segment of Air Traffic Control. These tools are used by air traffic controllers to track weat...

  • 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 ...

  • Python Success Stories

    Python Success Stories Background Successful information search is mission-critical. It increases worker efficiency and saves money. On an external web site, it also increases customer satisfaction and helps retain users to the web site. The average company can waste millions of dollars because its employees cannot locate and retrieve the information that is needed for their jobs. Infoseek released the original version of Ultraseek Server on March 31, 1997. It was built by wrapping Infoseek's...

  • Python Success Stories

    Python Success Stories Summary XIST is a XML transformation engine written completely in Python at LivingLogic AG, a software development company specializing in web technology. XIST was designed to facilitate the task of creating and maintaining large web sites. Background Soon after we began creating web pages in 1994, it became clear that typing HTML files by hand is tedious and cumbersome, and we began to search for tools to simplify the repetitive task of HTML generation. Early on, we ...

  • Metaclasses in Python 1.5

    Metaclasses in Python 1.5 Metaclasses in Python 1.5 (A.k.a. The Killer Joke :-) (Postscript: reading this essay is probably not the best way to understand the metaclass hook described here. See a message posted by Vladimir Marangozov which may give a gentler introduction to the matter. You may also want to search Deja News for messages with "metaclass" in the subject posted to comp.lang.python in July and August 1998.) In previous Python releases (and still in 1.5), there ...

  • PSF Trademark Usage Policy

    PSF Trademark Usage Policy PSF Trademark Policy and Guidelines In case you have questions regarding our trademark policy, please check our PSF Trademark FAQ or contact the PSF Trademarks Committee for help. Introduction This document outlines the policy of the Python Software Foundation ("PSF") regarding the use of its trademarks. Any use of any PSF trademark must be in accordance with this policy. "Python" is a registered trademark of the PSF. The Python logos (in severa...

  • 2013-07-12 PSF Board Meeting Minutes

    2013-07-12 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors July 12, 2013 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 CEST/ 12:00 EDT, on July 12 2013. Van Lindberg presided over the meeting. Ewa Jodlowska prepared the minutes. All votes are reported in the form "Y-N-A" (in favor-Y‚op...

  • Release – Python 2.4.3

    Version: None

    Released: April 15, 2006

    We are pleased to announce the release of …

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  • 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 …

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  • Release – Python 2.4.1

    Version: None

    Released: March 30, 2005

    We are pleased to announce the release of Python 2.4.1 (final) on March 30, 2005. 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 …

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  • Release – Python 2.4.2

    Version: None

    Released: Sept. 27, 2005

    We are pleased to announce the release of Python 2.4.2 (final), a bugfix release, on September 28, 2005. 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 …

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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-...

  • Highlights: Python 2.4

    ...locals, rather than only accepting a dictionary. There's all sorts of new and shiny evil possible thanks to this little change. New or upgraded modules and packages a new subprocess module for spawning processes in a platform-independent way (see PEP 324) decimal - a new numeric type that allows for the accurate representation of floating point numbers (avoiding the problems of binary floating point) (PEP 327) os.urandom() has been added for systems that support a source of random data (ent...

  • Python 2.4.1

    Python 2.4.1 Python 2.4.1 Python 2.4.1 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 2.4.1 (final) on March 30, 2005. 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 Note: there's a security fix for SimpleXMLR...

  • Python 2.4.2 Release

    Python 2.4.2 Release Python 2.4.2 Python 2.4.2 has been replaced by a newer bugfix release of Python. Please see the releases page to select a more recent release. We are pleased to announce the release of Python 2.4.2 (final), a bugfix release, on September 28, 2005. 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 Pyt...

  • Support the PSF with a Donation or by becoming a Supporting Member!

    Support the PSF with a Donation or by becoming a Supporting Member! Donate What does the Python Software Foundation do? The Python Software Foundation: Awards grants and provides resources for furthering the development and adoption of Python. Organizes and hosts the annual PyCon US conference. 2019 brought together 3,393 attendees from 55 countries, a new record for PyCon US! Our sponsors’ support enabled us to award $137,200 USD to ...

  • Release – Python 2.5.2

    Version: None

    Released: Feb. 21, 2008

    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 …

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  • Release – Python 2.5.0

    Version: None

    Released: Sept. 19, 2006

    Python 2.5 was released on September 19th 2006. There's a bunch of places you can look for more information on what's new in this release -- see the "What's New" section further down this page. This is a final release, and should be suitable for production use. …

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  • Release – Python 2.5.3

    Version: None

    Released: Dec. 19, 2008

    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 …

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