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  • PSF-2006-001 - Buffer overrun in repr() for UCS-4 encoded unicode strings

    ...Versions: 2.2, 2.3 prior to 2.3.6, 2.4 prior to 2.4.4, wide unicode (UCS-4) builds only CVE Names: CAN-2006-4980 </b></pre> <hr> <p>Python is an interpreted, interactive, object-oriented programming language. It is often compared to Tcl, Perl, Scheme or Java.</p> <p>The Python development team has discovered a flaw in the repr() implementation of Unicode string objects which can lead to execution of arbitrary code due to an overflow in a buffer allocate...

  • Unifying types and classes in Python 2.2

    ...versions, while "classic classes" refer to classes defined with a class statement that does not have a built-in object amongst its bases: either because it has no bases, or because all of its bases are classic classes themselves - applying the definition recursively. Classic classes are still a special category in Python 2.2. Eventually they will be totally unified with types, but because of additional backwards incompatibilities, this will be done after 2.2 is released (maybe not befor...

  • Unifying types and classes in Python 2.2

    ...versions, while "classic classes" refer to classes defined with a class statement that does not have a built-in object amongst its bases: either because it has no bases, or because all of its bases are classic classes themselves - applying the definition recursively. Classic classes are still a special category in Python 2.2. Eventually they will be totally unified with types, but because of additional backwards incompatibilities, this will be done after 2.2 is released (maybe not befor...

  • Release – Python 3.14.0b2

    Version: None

    Released: May 26, 2025

    Here's the second 3.14 beta. https://www.python.org/downloads/release/python-3140b2/ This is a beta preview of Python 3.14 Python 3.14 is still in development. This release, 3.14.0b2, is the first of four planned beta releases. Beta release previews are intended to give the wider community the opportunity to test new …

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  • 2011-07-18 PSF Board Meeting Minutes

    ...versions of the brochure and also consider creating marketing material more targeted at specific user groups or application fields. In the long run, we'd also like to take the idea of producing marketing material beyond printed material and develop booth setups, giveaways, CDs, etc. to support conference organizers and local user groups wishing to promote Python at their events." Moving PyPI to Amazon CloudFront -------------------------------- The project leader, M.A. Lemburg, Moving PyPI t...

  • Release – Python 2.6.2

    Version: None

    Released: April 14, 2009

    Python 2.6.2 was released on April 14, 2009. Python 2.6 is now in bugfix-only mode; no new features are being added. Dozens of bugs reported since the release of 2.6.1 have been fixed. The NEWS file lists every change in each alpha, beta, and release candidate of Python …

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  • Release – Python 2.7.0

    Version: None

    Released: July 3, 2010

    Note: A bugfix release, 2.7.13, is currently available. Its use is recommended. Python 2.7.0 was released on July 3rd, 2010. Python 2.7 is scheduled to be the last major version in the 2.x series before it moves into an extended maintenance period. This release contains many …

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  • Release – Python 3.4.1

    Version: None

    Released: May 19, 2014

    Python 3.4.1 Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.1 was released on May 18th, 2014. Python 3.4.1 has over three hundred bugfixes and other improvements over 3.4.0. One notable change: the version of …

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  • Release – Python 3.5.2

    Version: None

    Released: June 27, 2016

    Python 3.5.2 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.2 was released on June 26th, 2016. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …

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  • Release – Python 3.5.3rc1

    Version: None

    Released: Jan. 3, 2017

    Python 3.5.3 release candidate 1 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.3 release candidate 1 was released on January 2nd, 2017. Major new features of the 3.5 series, compared to 3.4 …

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  • Release – Python 3.5.3

    Version: None

    Released: Jan. 17, 2017

    Python 3.5.3 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.3 was released on January 17th, 2017. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …

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  • Release – Python 3.6.1rc1

    Version: None

    Released: March 5, 2017

    Python 3.6.1rc1 is a release candidate preview of the first maintenance release of Python 3.6. The Python 3.6 series contains many new features and optimizations. See the What’s New In Python 3.6 document for more information. Major new features of the 3.6 series, compared to 3.5 Among …

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  • Release – Python 3.6.2rc1

    Version: None

    Released: June 17, 2017

    Python 3.6.2rc1 is a release candidate preview of the second maintenance release of Python 3.6. The Python 3.6 series contains many new features and optimizations. See the What’s New In Python 3.6 document for more information. Major new features of the 3.6 series, compared to 3.5 Among …

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  • Release – Python 3.6.2rc2

    Version: None

    Released: July 7, 2017

    Python 3.6.2rc2 is a release candidate preview of the second maintenance release of Python 3.6. The Python 3.6 series contains many new features and optimizations. See the What’s New In Python 3.6 document for more information. Major new features of the 3.6 series, compared to 3.5 Among …

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  • Release – Python 3.6.3rc1

    Version: None

    Released: Sept. 19, 2017

    Python 3.6.3rc1 is a release candidate preview of the third maintenance release of Python 3.6. The Python 3.6 series contains many new features and optimizations. See the What’s New In Python 3.6 document for more information. Major new features of the 3.6 series, compared to 3.5 Among …

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  • Release – Python 3.6.4rc1

    Version: None

    Released: Dec. 5, 2017

    Python 3.6.4rc1 is a release candidate preview of the fourth maintenance release of Python 3.6. The Python 3.6 series contains many new features and optimizations. See the What’s New In Python 3.6 document for more information. Major new features of the 3.6 series, compared to 3.5 Among …

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  • Release – Python 3.9.0b4

    Version: None

    Released: July 3, 2020

    This is a beta preview of Python 3.9 Python 3.9 is still in development. This release, 3.9.0b4, is the fourth of five planned beta release previews. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to prepare their …

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  • Release – Python 3.8.4

    Version: None

    Released: July 13, 2020

    This is the fourth maintenance release of Python 3.8 Note: The release you're looking at is Python 3.8.4, a 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. Major new …

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  • Release – Python 3.9.0b5

    Version: None

    Released: July 20, 2020

    This is a beta preview of Python 3.9 Python 3.9 is still in development. This release, 3.9.0b5, is the last of five planned beta release previews. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to prepare their …

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  • Release – Python 3.9.2rc1

    Version: None

    Released: Feb. 16, 2021

    This is the release candidate of the second maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.2rc1, a release candidate of a bugfix release for the legacy 3.9 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest …

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