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  • Python 2.6.8 license

    Python 2.6.8 license History and License¶ History of the software¶ Python was created in the early 1990s by Guido van Rossum at Stichting Mathematisch Centrum (CWI, see http://www.cwi.nl/) in the Netherlands as a successor of a language called ABC. Guido remains Python’s principal author, although it includes many contributions from others. In 1995, Guido continued his work on Python at the Corporation for National Research Initiatives (CNRI, see http://www.cnri.reston.va.us/) ...

  • Python 2.6.9 license

    Python 2.6.9 license History and License¶ History of the software¶ Python was created in the early 1990s by Guido van Rossum at Stichting Mathematisch Centrum (CWI, see http://www.cwi.nl/) in the Netherlands as a successor of a language called ABC. Guido remains Python’s principal author, although it includes many contributions from others. In 1995, Guido continued his work on Python at the Corporation for National Research Initiatives (CNRI, see http://www.cnri.reston.va.us/)...

  • Release – Python 2.6.9

    Version: None

    Released: Oct. 29, 2013

    With the 2.6.9 release, and five years after its first release, the Python 2.6 series is now officially retired. All official maintenance for Python 2.6, including security patches, has ended. For ongoing maintenance releases, please see the Python 2.7 series. The NEWS file lists every change in each alpha, …

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  • Release – Python 2.6.8

    Version: None

    Released: April 10, 2012

    Python 2.6 is now in security-fix-only mode; no new features are being added, and no new bug fix releases are planned. We intend to provide source-only security fixes for the Python 2.6 series until October 2013 (five years after the 2.6 final release). For ongoing maintenance releases, please see …

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  • Release – Python 3.9.0a2

    Version: None

    Released: Dec. 18, 2019

    This is an early developer preview of Python 3.9 Major new features of the 3.9 series, compared to 3.8 Python 3.9 is still in development. This releasee, 3.9.0a2 is the second of six planned alpha releases. Alpha releases are intended to make it easier to test the current …

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  • Release – Python 3.10.0a6

    Version: None

    Released: March 1, 2021

    This is an early developer preview of Python 3.10 Major new features of the 3.10 series, compared to 3.9 Python 3.10 is still in development. This release, 3.10.0a6 is the sixth of seven planned alpha releases. Alpha releases are intended to make it easier to test the current …

  • Release – Python 3.12.0b3

    Version: None

    Released: June 19, 2023

    This is a beta preview of Python 3.12 Python 3.12 is still in development. This release, 3.12.0b3, is the third of four beta release previews of 3.12. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to …

  • Release – Python 3.13.0a5

    Version: None

    Released: March 12, 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, 3.13.0a5, is the fifth of six planned alpha releases. Alpha releases are intended to make it easier to test the …

  • Release – Python 3.14.0a2

    Version: None

    Released: Nov. 19, 2024

    This is an early developer preview of Python 3.14 Major new features of the 3.14 series, compared to 3.13 Python 3.14 is still in development. This release, 3.14.0a2 is the second of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

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  • Release – Python 3.14.0a6

    Version: None

    Released: March 14, 2025

    Here comes the penultimate alpha. This is an early developer preview of Python 3.14 Major new features of the 3.14 series, compared to 3.13 Python 3.14 is still in development. This release, 3.14.0a6, is the sixth of seven planned alpha releases. Alpha releases are intended to …

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  • Release – Python 3.15.0a4

    Version: None

    Released: Jan. 13, 2026

    This is an early developer preview of Python 3.15 Major new features of the 3.15 series, compared to 3.14 Python 3.15 is still in development. This release, 3.15.0a4, is the fourth of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

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  • Bugs in Python 2.3.4

    Bugs in Python 2.3.4 IDLE now executes code in a separate process. To communicate between the main process and executing processes, IDLE opens a socket to 127.0.0.1 (the local machine). Some firewalls running on Windows machines interfere with this and can cause either silent failures or erroneous popup windows from the firewall. This problem only occurs if you run a firewall on the same machine as IDLE. Build bugs Some platforms require some tinkering to get a clean build of Python. So...

  • Python Software Foundation: Minutes of Board of Directors Meeting (November 12, 2002)

    Python Software Foundation: Minutes of Board of Directors Meeting (November 12, 2002) The Python Software Foundation Minutes of Regular Meeting of the Board of Directors November 12, 2002. A regular meeting of the Python Software Foundation (the "PSF") Board of Directors was held over Internet Relay Chat at 10:09 pm PST. Guido van Rossum, president of the Foundation and chairman of the Board, presided at the meeting. 1. Attendance The following members of the Board of Directors were...

  • comp.lang.python.announce Posting Guidelines

    comp.lang.python.announce Posting Guidelines comp.lang.python.announce comp.lang.python.announce The comp.lang.python.announce newsgroup (or c.l.py.a for short) has been created in early 1998 as a companion newsgroup for comp.lang.python focused on Python-related announcements. The newsgroup charter is as follows: comp.lang.python.announce is a moderated, low-volume newsgroup for announcements regarding the Python programming language, including: new releases of the core distribution and con...

  • CVE Numbering Authority (CNA)

    CVE Numbering Authority (CNA) cve cna Landing page for the Python Software Foundation CVE Numbering Authority (CNA) The Python Software Foundation was authorized as a CVE Numbering Authority (CNA) in August 2023. CVE Numbering Authorities assign and manage CVE IDs and records on software vulnerabilities for projects within their scope. To learn more about the CVE program, visit the CVE website. What projects are in scope for the PSF CNA? Below is the complete list of projects under the PSF CNA s...

  • 2012-07-16 PSF Board Meeting Minutes

    2012-07-16 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors July 16, 2012 A regular meeting of the Python Software Foundation ("PSF") Board of Directors was held over Group Video Calling via Skype and Internet Relay Chat beginning at 16:00 UTC, on 16 July 2012. Van Lindberg presided over the meeting. Pat Campbell prepared the minutes. All votes are reported in the form "Y-N-A" (in favor — opposed — abste...

  • 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...

  • Towards a Standard Parser Generator

    Towards a Standard Parser Generator Towards a Standard Parser Generator Martin v. Löwis Humboldt-Universität zu Berlin Institut für Informatik loewis@informatik.hu-berlin.de Abstract Developing parsers for "little" languages is a common task for many software developers. People have frequently requested inclusion of a specific parser generator framework into the Python library. In this paper, we compare several Python parser generators, using the XPath langua...

  • PSF Grants Program

    PSF Grants Program The PSF Grants Program is currently paused The PSF Grants Program has been temporarily paused after hitting our 2025 funding cap early. It was an extremely difficult but necessary decision to ensure the program and foundation’s near and long term sustainability. Learn more about the pause and how you can support the PSF’s future in our blog post. PSF Meetup Pro Network Applications Now Open The PSF is pleased to announce that we have reopened the application for Pyth...

  • 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...

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