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  • Python Success Stories

    Python Success Stories Introduction This article shows how I integrated Python, COM, DocBook, OpenJade, and Word together to create a documentation tool for BEACON, a visual programming environment. This documentation tool was used for code reviews in the software development methodology at my company, and led to significant (>$1M) in cost savings. Before starting this project, I had no prior experience using SGML, XML, or other document markup languages. It was only when I was perilously ...

  • Release – Python 3.10.12

    Version: None

    Released: June 6, 2023

    This is a security release of Python 3.10 Note: The release you're looking at is Python 3.10.12, a security bugfix release for the legacy 3.10 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. Security content in this …

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  • Release – Python 3.13.0b4

    Version: None

    Released: July 17, 2024

    This is a beta preview of Python 3.13 Python 3.13 is still in development. This release, 3.13.0b4, is the final beta release preview of 3.13. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to prepare their projects to …

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  • Release – Python 3.13.1

    Version: None

    Released: Dec. 3, 2024

    This is the first 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. 3.13.1 is the latest maintenance release, containing almost 400 bugfixes, build improvements and documentation changes since 3.13.0. …

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  • Release – Python 3.13.4

    Version: None

    Released: June 3, 2025

    This is the fourth 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. 3.13.4 is the latest maintenance release, containing a few important security fixes as well as around 300 …

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  • Notes

    ...Locals() and PyFrame_LocalsToFast() copy bindings for free variables and cell variables to and from the frame's f_locals. Variants of several functions defined in pythonrun.h have been added to support the nested_scopes future statement. The variants all end in Flags and take an extra argument, a PyCompilerFlags *; examples: PyRun_AnyFileExFlags(), PyRun_InteractiveLoopFlags(). These variants may be removed in Python 2.2, when nested scopes are mandatory. Distutils the sdist command now writ...

  • Release – Python 3.8.17

    Version: None

    Released: June 6, 2023

    This is a security release of Python 3.8 Note: The release you're looking at is Python 3.8.17, a security bugfix release for the legacy 3.8 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. Security content in this …

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  • Python Software Foundation: Articles of Incorporation

    Python Software Foundation: Articles of Incorporation Articles of Incorporation of the Python Software Foundation State of Delaware Secretary of State Division of Corporations Filed 04:30 PM 02/20/2001 010084958 - 3359300 Certificate of Incorporation of Python Software Foundation The undersigned, acting as incorporators of a corporation under the Delaware General Corporation Law, adopt the following certificate of incorporation for such corporation: Article I Name The n...

  • Release – Python 3.13.0rc1

    Version: None

    Released: Aug. 1, 2024

    This is the first release candidate of Python 3.13.0 This release, 3.13.0rc1, is the penultimate release preview. Entering the release candidate phase, only reviewed code changes which are clear bug fixes are allowed between this release candidate and the final release. The second candidate (and the last planned release …

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  • Release – Python 3.13.0rc2

    Version: None

    Released: Sept. 6, 2024

    This is the second release candidate of Python 3.13.0 This release, 3.13.0rc2, is the final release preview. This release is expected to become the final 3.13.0 release, barring any critical bugs being discovered. The official release of 3.13.0 is scheduled for Tuesday, 2024-10-01. There will be no ABI changes …

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  • Release – Python 3.13.0rc3

    Version: None

    Released: Oct. 1, 2024

    This is the third release candidate of Python 3.13.0 This release, 3.13.0rc3, is the final release preview (no really) of 3.13. This release is expected to become the final 3.13.0 release, barring any critical bugs being discovered. The official release of 3.13.0 is now scheduled for Monday, 2024-10-07. This …

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  • Job - Senior Software Engineer

    Location: New York, New York United States

    POSITION SUMMARY The Simons Foundation is seeking an experienced Senior Software Engineer, with significant back-end engineering experience, to join its Autism and Neuroscience Division. The Senior Software Engineer will report to the Principal Software Engineer and Team Lead and will work collaboratively with back-end and front-end engineers to create and …

  • Bugs in Python 2.3

    Bugs in Python 2.3 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. IDLE fails to start on Windows if installed to a directory with a space (e.g. C:\Program...

  • Python Software Foundation Board Meeting Minutes 2006-02-25

    Python Software Foundation Board Meeting Minutes 2006-02-25 The Python Software Foundation Minutes of a Special Meeting of the Board of Directors February 25, 2006 A special meeting of the Python Software Foundation ("PSF") Board of Directors was held at PyCon in Dallas at 12:15 CST (18:15 UTC), 25 February 2006. Stephan Deibel presided at the meeting. 1   Attendance The following members of the Board of Directors were present at the meeting: Stephan Deibel, Mart...

  • Job - Senior Back-End Python Engineer

    Location: Remote, Remote Remote

    Required Skills: Proficiency in writing optimized and clean Python code, with a strong understanding of Python libraries and frameworks like Flask and FastAPI with at least 5 years of experience Strong knowledge of PostgreSQL, including schema design, performance tuning, and advanced query optimization. Experience with other databases is a plus. …

  • Release – Python 3.9.17

    Version: None

    Released: June 6, 2023

    This is a security release of Python 3.9 Note: The release you're looking at is Python 3.9.17, a security bugfix release for the legacy 3.9 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. Security content in this …

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  • PSF Sponsorship

    PSF Sponsorship The PSF is the primary source of funds and resources for furthering the development and adoption of Python. Interested in becoming a sponsor? Check out our sponsor application. Participation in the PSF Sponsorship Plan provides a way for corporations and individuals to contribute substantially to the ongoing support of the Foundation. (As distinct from one-time donations.) In return, the PSF will officially acknowledge your donation via various methods appropriate to your spons...

  • Giving Tuesday Fundraiser

    Giving Tuesday Fundraiser #donate-cta { background: orange; border-radius: .5rem; padding: 1rem 1.5rem; color: white; margin-top: 1rem; margin-bottom: 1rem; font-weight: bold; font-size: 1.5rem; display: block; } Help us raise $10,000 USD on Giving Tuesday, December 3, 2019! Something new this year - Giving Tuesday! For the first time, the PSF is participating in Giving Tuesday! Giving Tuesday is held annually the Tuesday after Thanksgiving - this year...

  • 2013-02-06 PSF Board Meeting Minutes

    2013-02-06 PSF Board Meeting Minutes The Python Software Foundation Minutes of a Regular Meeting of the Board of Directors February 6, 2012 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 18:04 CEST/ 12:04 EDT, on February 6 2012. Van Lindberg presided over the meeting. Ewa Jodlowska prepared the minutes. All votes are reported in the form "Y-N-A" (in favor-...

  • Notes

    ...locals argument to eval(), execfile(), and exec now accept any mapping type. marshal now shares interned strings. This change introduces a new .pyc magic. Bug #966623. classes created with type() in an exec(, {}) don't have a __module__, but code in typeobject assumed it would always be there. Python no longer relies on the LC_NUMERIC locale setting to be the "C" locale; as a result, it no longer tries to prevent changing the LC_NUMERIC category. Bug #952807: Unpickling pickled instan...

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