Notice: This page displays a fallback because interactive scripts did not run. Possible causes include disabled JavaScript or failure to load scripts or stylesheets.

≡ Menu

Search Python.org

Results

  • Python Mobile SIG

    ...What's Available Mobile-SIG Info Page Mobile-SIG Archives

  • What's New In Python 3.0

    What's New In Python 3.0 (editors: check NEWS.help for information about editing NEWS using ReST.) What's New in Python 3.0 final Release date: 03-Dec-2008 Core and Builtins Issue #3996: On Windows, the PyOS_CheckStack function would cause the interpreter to abort ("Fatal Python error: Could not reset the stack!") instead of throwing a MemoryError. Issue #3689: The list reversed iterator now supports __length_hint__ instead of __len__. Behavior now matches other reversed ite...

  • 2021 PSF Annual Report

    ...what’s to come in the next year. Download and read the report today! Thank you to Robb Design Co. for the beautiful design!

  • 2024 PSF Annual Impact Report

    ...what’s to come in the next year. Download and read the report today! Thank you to Robb Design Co. for the beautiful design!

  • Release – Python 2.2.0

    Version: None

    Released: Dec. 21, 2001

    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 and Python 2.5. If you need to remain with Python 2.2, there's a patch available …

    View Release Notes

  • Python 2.2

    ...What's New in Python 2.2 by Andrew Kuchling describes the most visible changes since Python 2.1. Guido gave a talk on what's new in 2.2 at the ZPUG-DC meeting on September 26, 2001; here are his powerpoint slides. Charming Python: Iterators and simple generators by David Mertz on IBM developerWorks. For a detailed list of all but the most trivial changes, see the release notes. In the source distribution, the file Misc/NEWS has all the news. Documentation The document...

  • Documentation Special Interest Group

    ...What output formats are needed HTML PDF Subject matter: Python core Extension modules Applications Applets THE PSA as a Catalyst Authors of software would have an incentive to write documentation according to a common standard if that were a prerequisite for receiving the PSA stamp-of-approval. For this to work the PSA will need guidelines to use for the evaluation process. The review guidelines may include things such as: ...

  • Python 1.6.1

    ...What's new in release 1.6.1? A new license (see above). A core dump in the C API function PyList_Reverse() has been fixed. The 1.6 release accidentally contained a number of .pyc files; these have been removed. What's new in release 1.6? Here is a list of all relevant changes since release 1.5.2. Source Incompatibilities Several small incompatible library changes may trip you up: The append() method for lists can no longer be invoked with more than one argument. This used to append a sin...

  • 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 of …

    View Release Notes

  • 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 of …

    View Release Notes

  • Release – Python 2.5.1

    Version: None

    Released: April 19, 2007

    Python 2.5.1 was released on April 18th, 2007. This is the first 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 150 bugs and patches have been squished since Python 2.5, including a …

    View Release Notes

  • Release – Python 2.4.4

    Version: None

    Released: Oct. 18, 2006

    Python 2.4 is now in bugfix-only mode; no new features are being added. At least 80 bugs have been squished since Python 2.4.3, including a number of bugs and potential bugs found by with the Coverity and Klocwork static analysis tools. We'd like to offer our thanks to both …

    View Release Notes

  • Release – Python 2.5.4

    Version: None

    Released: Dec. 23, 2008

    This is the last bugfix release of Python 2.5. Future releases of Python 2.5 will only contain security patches; no new features are being added, and no "regular" bugs will be fixed anymore. According to the release notes, about 80 bugs and patches have been addressed since Python 2.5.2, …

    View Release Notes

  • Release – Python 3.12.0a2

    Version: None

    Released: Nov. 15, 2022

    This is an early developer preview of Python 3.12. Major new features of the 3.12 series, compared to 3.11 Python 3.12 is still in development. This release, 3.12.0a2 is the second of seven planned alpha releases. Alpha releases are intended to make it easier to test …

  • Python Success Stories

    ...what I've always been looking for." Results Happy programmers are good programmers, and good programmers work efficiently. That's what project management learned at this point in our effort. The group's Web services programmers quickly caught onto the new Python-based system and development progressed at amazing speed. Services could now be implemented in a few minutes rather than the days needed using the typical J2EE approach. Now most services were completed and deployed in less than a...

  • Python 2.4.3 Release

    ...What's New? See the highlights of the Python 2.4 release. Andrew Kuchling's What's New in Python 2.4 describes the most visible changes since Python 2.3 in more detail. A detailed list of the changes in 2.4.3 can be found in the release notes, or the Misc/NEWS file in the source distribution. For the full list of changes, you can poke around in Subversion. Documentation The documentation has also been updated: Browse HTML on-line Download using HTTP. Documentation is available in Windows He...

  • Python 2.4.4 Release

    ...What's New? See the highlights of the Python 2.4 release. Andrew Kuchling's What's New in Python 2.4 describes the most visible changes since Python 2.3 in more detail. A detailed list of the changes in 2.4.4 can be found in the release notes, or the Misc/NEWS file in the source distribution. For the full list of changes, you can poke around in Subversion. Documentation The documentation has also been updated: Browse HTML on-line Download using HTTP. Documentation is available in Windows He...

  • Python 2.5.1 Release

    ...What's New? See the highlights of the Python 2.5 release. Andrew Kuchling's What's New in Python 2.5 describes the most visible changes since Python 2.4 in more detail. A detailed list of the changes in 2.5.1 can be found in the release notes, or the Misc/NEWS file in the source distribution. For the full list of changes, you can poke around in Subversion. Documentation The documentation has also been updated: Download using HTTP. Documentation is available in Windows Help (.chm) format - ...

  • Python 2.5.2 Release

    ...What's New? See the highlights of the Python 2.5 release. Andrew Kuchling's What's New in Python 2.5 describes the most visible changes since Python 2.4 in more detail. A detailed list of the changes in 2.5.2 can be found in the release notes, or the Misc/NEWS file in the source distribution. For the full list of changes, you can poke around in Subversion. Documentation The documentation has also been updated: Download using HTTP. Documentation is available in Windows Help (.chm) format - ...

  • Python 2.5.3 Release

    ...What's New? See the highlights of the Python 2.5 release. Andrew Kuchling's What's New in Python 2.5 describes the most visible changes since Python 2.4 in more detail. A detailed list of the changes in 2.5.3 can be found in the release notes, or the Misc/NEWS file in the source distribution. For the full list of changes, you can poke around in Subversion. Documentation The documentation has also been updated: Browse HTML on-line Files, MD5 checksums, signatures and sizes a971f8928d6b...

Python language documentation

If you didn't find what you need, try your search in the Python language documentation.