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  • Release – Python 3.9.10

    Version: None

    Released: Jan. 14, 2022

    This is the ninth maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.10, 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 release of 3.11.x here. Major new features of …

    View Release Notes

  • Python Success Stories

    Python Success Stories Introduction DevNet provides a convenient way to keep up with changes on IT related news sites, without re-visiting those sites manually to look for new articles. It acts as a gateway to multiple news sites, organizes news by topic, and keeps track of which articles have already been seen by a given user. DevNet works by watching news feeds based on Really Simple Syndication (RSS), a popular standard for syndicating web-based news. RSS packages news articles as XML docu...

  • The Python Logo

    The Python Logo Python logo Inline image sizing The Python Logo Projects and companies that use Python are encouraged to incorporate the Python logo on their websites, brochures, packaging, and elsewhere to indicate suitability for use with Python or implementation in Python. Use of the "two snakes" logo element alone (the logo device), without the accompanying wordmark is permitted on the same terms as the combined logo. Combined logo: Logo device only: Currently, the following la...

  • Python Distutils-SIG: Tasks and Division of Labour

    Python Distutils-SIG: Tasks and Division of Labour Python Distutils-SIG Tasks and Division of Labour At the Seventh International Python Conference Developer's Day session "Extension Building Considered Painful", we enumerated the tasks necessary to develop, distribute, and install Python modules; arrived at a rough consensus regarding the division of labour necessary to conceptualize any distribution/installation system; and came up with a proposed user...

  • Python Distutils-SIG: Tasks and Division of Labour

    Python Distutils-SIG: Tasks and Division of Labour Python Distutils-SIG Tasks and Division of Labour At the Seventh International Python Conference Developer's Day session "Extension Building Considered Painful", we enumerated the tasks necessary to develop, distribute, and install Python modules; arrived at a rough consensus regarding the division of labour necessary to conceptualize any distribution/installation system; and came up with a proposed user...

  • SIG for Development of Persistence and Transaction Frameworks

    ...versions of the frameworks are delivered, or September 1, 2003, whichever is sooner. Deliverables: PEPs documenting the frameworks created and software implementing key parts of the frameworks. Assuming that a satisfactory framework can be defined, then the framework and core implementations should be included in standard Python distributions. Scope The scope of this SIG includes common frameworks for: Transaction coordination Basi...

  • Download Python 2.4.4 Documentation

    Download Python 2.4.4 Documentation To download an archive containing all the documents for this version of Python in one of various formats, follow one of links in this table. The numbers in the table are the size of the download files in Kilobytes. Content Format ZIP BZip2 HTML 3639K 1366K PDF (US-Letter) 5314K 5242K PDF (A4) 5293K 5220K PostScript (US-Letter) 2280K 1656K PostScript (A4) 2285K 1660K GNU Info   932K LaTeX 1915K 1334K Contents These archives conta...

  • Download Python 2.5 Documentation

    Download Python 2.5 Documentation To download an archive containing all the documents for this version of Python in one of various formats, follow one of links in this table. The numbers in the table are the size of the download files in Kilobytes. Content Format ZIP BZip2 HTML 4001K 1526K PDF (US-Letter) 5495K 5417K PDF (A4) 5465K 5491K PostScript (US-Letter) 2427K 1771K PostScript (A4) 2433K 1774K LaTeX 1910K 1333K Contents These archives contain the following documen...

  • Download Python 2.5.2 Documentation

    Download Python 2.5.2 Documentation To download an archive containing all the documents for this version of Python in one of various formats, follow one of links in this table. The numbers in the table are the size of the download files in Kilobytes. Content Format ZIP BZip2 HTML 4.0M 1.6M PDF (US-Letter) 5.3M 5.3M PDF (A4) 5.3M 5.3M PostScript (US-Letter) 2.5M 1.8M PostScript (A4) 2.5M 1.8M LaTeX 1.9M 1.3M Contents These archives contain the following documents: What'...

  • Download Python 2.5.3 Documentation

    Download Python 2.5.3 Documentation To download an archive containing all the documents for this version of Python in one of various formats, follow one of links in this table. The numbers in the table are the size of the download files in Kilobytes. Content Format ZIP BZip2 HTML 4.0M 1.6M PDF (US-Letter) 5.3M 5.3M PDF (A4) 5.3M 5.3M PostScript (US-Letter) 2.5M 1.8M PostScript (A4) 2.5M 1.8M Contents These archives contain the following documents: What's New in Python 2...

  • Download Python 2.5.4 Documentation

    Download Python 2.5.4 Documentation To download an archive containing all the documents for this version of Python in one of various formats, follow one of links in this table. The numbers in the table are the size of the download files in Kilobytes. Content Format ZIP BZip2 HTML 4.0M 1.6M PDF (US-Letter) 5.3M 5.3M PDF (A4) 5.3M 5.3M PostScript (US-Letter) 2.5M 1.8M PostScript (A4) 2.5M 1.8M Contents These archives contain the following documents: What's New in Python 2...

  • Linux RPMs for Python 2.2

    Linux RPMs for Python 2.2 <h1>Linux RPMs for Python 2.2</h1> <p><b><font color="darkgreen">--- New: now up-to-date for 2.2 final! ---</font></b> <!-- <p><font color="red">These are for the <b>2.2</b> release. Sorry.</font> --> <p>Made available by Sean Reifschneider. <h4>New in this version (2.2-2)</h4> <ul> <p><li>It includes a "-docs" package which i...

  • Python 2.6.8 Release

    Python 2.6.8 Release Python 2.6.8 Python 2.6.8 has been replaced by a newer security-fix source-only release. Please download Python 2.6.9 instead. Python 2.6.8 is a security-fix source-only release for Python 2.6.7, fixing several reported security issues: issue 13703 (oCERT-2011-003, CVE-2012-1150, hash collision denial of service), issue 14234 (CVE-2012-0876, pyexpat hash randomization), issue 14001 (CVE-2012-0845, SimpleXMLRPCServer denial of service), and issue 13885 (CVE-2011-3389, di...

  • Python 3.1.2 Release

    Python 3.1.2 Release Python 3.1.2 Note: It is recommended that you use the latest bug fix release of the 3.1 series, 3.1.4. Python 3.1.2 was released on March 21st, 2010. The Python 3.1 version series is a continuation of the work started by Python 3.0, the new backwards-incompatible series of Python. Improvements in this release include: An ordered dictionary type Various optimizations to the int type New unittest features including test skipping and new assert methods. A much faster io mo...

  • 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 features and bug fixes …

    View Release Notes

  • 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...

  • 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...

Python language documentation

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