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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 state of …

  • 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 prepare their …

  • 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 current state of …

  • 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 current state of …

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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 make it easier to …

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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...

  • 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. If you have submitted an application and have yet to receive a decision, you will receive an email from us soon. Thank you ...

  • 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...

  • 2006-12-11 PSF Board Meeting Minutes

    2006-12-11 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors December 11, 2006 A regular meeting of the Python Software Foundation ("PSF") Board of Directors was held over Internet Relay Chat beginning at 18:01 UTC, 11 December 2006. Stephan Deibel presided at the meeting. David Goodger prepared these minutes. Contents 1   Attendance 2   Minutes of Past Meetings 3   Stat...

  • 2010-11-15 PSF Board Meeting Minutes

    2010-11-15 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors November 15, 2010 A regular meeting of the Python Software Foundation ("PSF") Board of Directors was held over Internet Relay Chat beginning at 16:00 UTC, 15 November 2010. David Mertz 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" mea...

  • 2013-09-13 PSF Board Meeting Minutes

    2013-09-13 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors September 13, 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 September 13 2013. Van Lindberg presided over the meeting. Ewa Jodlowska prepared the minutes. All votes are reported in the form "Y-N-A" (in fa...

  • Release – Python 2.6.5

    Version: None

    Released: March 18, 2010

    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 …

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  • Release – Python 2.6.3

    Version: None

    Released: Oct. 2, 2009

    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 …

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  • Release – Python 2.6.4

    Version: None

    Released: Oct. 26, 2009

    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 …

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  • Release – Python 3.2.6

    Version: None

    Released: Oct. 12, 2014

    This is a security-fix source-only release. The last binary release was 3.2.5. With the 3.2.6 release, and five years after its first release, the Python 3.2 series is now officially retired. All official maintenance for Python 3.2, including security patches, has ended. For ongoing maintenance releases, please see the …

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