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  • Support Python in 2023!

    ...allway tracks (in Spanish and English) and saw a 33% increase in virtual engagement. It was great to see everyone again in 2023, and we’re grateful to all the speakers, volunteers, attendees, and sponsors who made it such a special event. Security Developer in Residence - Seth Larson joined the PSF earlier this year as our first ever Security Developer-in-Residence. Seth is already well-known to the Python community – he was named a PSF Fellow in 2022 and has already written a lot about Python ...

  • IDLE and tkinter with Tcl/Tk on macOS

    ...ally installed or updated simultaneously. You should not attempt to mix-and-match Tcl and Tk versions. References to a specific version of Tk assume the corresponding version of Tcl is installed as well. The Python for macOS installers downloaded from this website dynamically link at runtime to Tcl/Tk macOS frameworks. The Tcl/Tk major version is determined when the installer is created and cannot be overridden. All current python.org installers link to their own built-in Tcl/Tk 8.6 framewor...

  • 2012-06-18 & 2012-06-25 PSF Board Meeting Minutes

    ...ally received a formal answer from PSF counsel about whether assignment of derived logos to the PSF might allow us to grant broader permission (for what would then, hypothetically) be PSF trademarks. Need to locate someone to create a better unified record of all the trademarks authorizations and refusals made by the committee. The PSF Secretary/Administrator has agreed to take this on, but as far as I know, no progress has yet been made? The information on actions is all there in mailing list ...

  • Python Success Stories

    ...ally impaired people with minimal computer experience. As the user moves around the touch pad the wxPython Mouse Motion Event triggers a query of the surface type table and the city database. Python allowed us to quickly reassign and test combinations of key and mouse events. The user interface involves the touch pad, the number keypad, and a voice synthesizer to provide feedback. The mouse and key events were handled by wxPython, but we also needed to call Microsoft's Speech API. We did this u...

  • 2012-08-08 PSF Board Meeting Minutes

    ...all via phone and Internet Relay Chat beginning at 18:00 CEST/ 12:00 EDT, on August 8 2012. Van Lindberg presided over the meeting. Ewa Jodlowska prepared the minutes. All votes are reported in the form "Y-N-A" (in favor=Y‚opposed=N‚abstentions=A; e.g. "5-1-2" means "5 in favor, 1 opposed, and 2 abstentions"). Contents 1   Attendance 2   Minutes of Past Meetings 3   Votes Taken Between Meetings 3.1   Hir...

  • Donation Drive

    ...allow scripts the opportunity to delay ready setTimeout( onReady, 1 ); } // Mozilla, Opera and webkit support this event if ( document.addEventListener ) { // Use the handy event callback document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false ); // A fallback to window.onload, that will always work window.addEventListener( "load", onReady, false ); // If IE event model is used } else if ( document.attachEvent ) { // ensure firing before onlo...

  • Release – Python 3.1.5

    Version: None

    Released: April 9, 2012

    Python 3.1.5 Python 3.1.5 is a security-fix source-only release for Python 3.1.4, fixing several reported security issues: issue 13703 (oCERT-2011-003, hash collision denial of service), issue 14234 (CVE-2012-0876, hash table collisions CPU usage DoS in the expat library), issue 14001 (CVE-2012-0845, SimpleXMLRPCServer denial of service), and …

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  • Release – Python 3.9.0a1

    Version: None

    Released: Nov. 19, 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, 3.9.0a1 is the first of six planned alpha releases. Alpha releases are intended to make it easier to test the current …

  • Release – Python 3.10.0a2

    Version: None

    Released: Nov. 3, 2020

    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 releasee, 3.10.0a2 is the second of six planned alpha releases. Alpha releases are intended to make it easier to test the current …

  • Release – Python 3.11.0a3

    Version: None

    Released: Dec. 8, 2021

    This is an early developer preview of Python 3.11 Major new features of the 3.11 series, compared to 3.10 Python 3.11 is still in development. This release, 3.11.0a3 is the third of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

  • Release – Python 3.15.0a1

    Version: None

    Released: Oct. 14, 2025

    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, 3.15.0a1 is the first of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

    View Release Notes

  • Release – Python 3.15.0a2

    Version: None

    Released: Nov. 19, 2025

    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, 3.15.0a2, is the second of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

    View Release Notes

  • Release – Python 3.15.0a3

    Version: None

    Released: Dec. 16, 2025

    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, 3.15.0a3, is the third of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

    View Release Notes

  • Catalog Requirements

    ...all a package: Discovery : which module does what I need? Download : where can I get a copy? Security : is this actually from the package author, and not a Trojan horse? Installation : how do I compile the package, install it, and set it up? Updating : what's the latest version of a package? do I need to get an updated version for my system? The Distutils SIG focuses on the hardest and most complicated step, #4, so the Catalog SIG does...

  • Bugs in Python 2.5.2c1

    ...allation directory (C:Python25), NTFS permission inheritance gives write access to the Python installation for all users of the system. If untrusted users have access to the system, there are two solutions to the problem: either install to the Program Files folder (where only Power Users get write access to the installation), or edit the access control list to remove the write permission. If write control should only be granted to Administrators, the command: cacls.exe <pythondir> /t /g u...

  • Bugs in Python 2.5.3c1

    ...allation directory (C:Python25), NTFS permission inheritance gives write access to the Python installation for all users of the system. If untrusted users have access to the system, there are two solutions to the problem: either install to the Program Files folder (where only Power Users get write access to the installation), or edit the access control list to remove the write permission. If write control should only be granted to Administrators, the command: cacls.exe <pythondir> /t /g u...

  • Bugs in Python 2.5.3c1

    ...allation directory (C:Python25), NTFS permission inheritance gives write access to the Python installation for all users of the system. If untrusted users have access to the system, there are two solutions to the problem: either install to the Program Files folder (where only Power Users get write access to the installation), or edit the access control list to remove the write permission. If write control should only be granted to Administrators, the command: cacls.exe <pythondir> /t /g u...

  • Python 3.1.5 Release

    ...all (3.1.5) (sig) XZ compressed source tar ball (3.1.5) (sig) Bzipped source tar ball (3.1.5) (sig) MD5 checksums and sizes of the released files: 02196d3fc7bc76bdda68aa36b0dd16ab 11798798 Python-3.1.5.tgz dc8a7a96c12880d2e61e9f4add9d3dc7 9889191 Python-3.1.5.tar.bz2 20dd2b7f801dc97db948dd168df4dd52 8189536 Python-3.1.5.tar.xz The signatures for the source tarballs above were generated with GnuPG using release manager Benjamin Peterson's public key which has a key id of A4135B38.

  • Python Software Foundation: Press Release 8-Apr-2002

    ...All of these characteristics are essential for building efficient, flexible, scalable, and well-integrated systems, which is exactly what we need. Python has met or exceeded every requirement we've had," said Steve Waterbury, Software Group Leader, NASA STEP Testbed. Python significantly increases programmer productivity over languages such as C, C++, Java, and Visual Basic. The language's global user base is estimated in the hundreds of thousands and is growing rapidly. Key features...

  • Python Software Foundation: Minutes of Board of Directors Meeting (June 14, 2005)

    ...allas proposal offers a variety of dates, all in February, and the Chicago group has not provided any concrete details. Hylton noted that one person found it difficult to get a direct flight from California to Dallas; Kuchling checked Yahoo! Travel and found a few such flights. 7. Adjournment. The meeting was then adjourned.

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