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  • 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...

  • Download Python 1.6 Source

    Download Python 1.6 Source <h2>Python 1.6</h2> <p>CNRI OPEN SOURCE LICENSE AGREEMENT</p> </center> <br><br> <p>IMPORTANT: PLEASE READ THE FOLLOWING AGREEMENT CAREFULLY.</p> <p>BY CLICKING ON "ACCEPT" WHERE INDICATED BELOW, OR BY COPYING, INSTALLING OR OTHERWISE USING PYTHON 1.6 SOFTWARE, YOU ARE DEEMED TO HAVE AGREED TO THE TERMS AND CONDITIONS OF THIS LICENSE AGREEMENT.</p> <p>1. This LICENSE AGREEMENT is betwee...

  • Download Python 1.6 Windows Installer

    Download Python 1.6 Windows Installer <h2>Python 1.6</h2> <p>CNRI OPEN SOURCE LICENSE AGREEMENT</p> </center> <br><br> <p>IMPORTANT: PLEASE READ THE FOLLOWING AGREEMENT CAREFULLY.</p> <p>BY CLICKING ON "ACCEPT" WHERE INDICATED BELOW, OR BY COPYING, INSTALLING OR OTHERWISE USING PYTHON 1.6 SOFTWARE, YOU ARE DEEMED TO HAVE AGREED TO THE TERMS AND CONDITIONS OF THIS LICENSE AGREEMENT.</p> <p>1. This LICENSE AGREEMEN...

  • Python 2.0 License

    Python 2.0 License Python 2.0 License Information HISTORY OF THE SOFTWARE Python was created in the early 1990s by Guido van Rossum at Stichting Mathematisch Centrum (CWI) in the Netherlands as a successor of a language called ABC. Guido is Python's principal author, although it includes many contributions from others. The last version released from CWI was Python 1.2. In 1995, Guido continued his work on Python at the Corporation for National Research Initiatives (CNRI) in Res...

  • Python 2.2.3

    ...interpreters (new releases initially appear in unstable). Macintosh users can find binaries and source on Jack Jansen's MacPython page. (MacOS X users who have a C compiler can also build from the source tarball below.) All others should download Python-2.2.3.tgz, the source archive. Unpack it with "tar -zxvf Python-2.2.3.tgz". Change to the Python-2.2.3 directory and run the "./configure", "make", "make install" commands to compile and install Python. ...

  • Python 2.6.9 Release

    Python 2.6.9 Release Python 2.6.9 Python 2.6.9 is a security-fix source-only release for Python 2.6.8, fixing several reported security issues: issue 16037, issue 16038, issue 16039, issue 16040, issue 16041, and issue 16042 (CVE-2013-1752, long lines consuming too much memory), as well as issue 14984 (security enforcement on $HOME/.netrc files), issue 16248 (code execution vulnerability in tkinter), and issue 18709 (CVE-2013-4238, SSL module handling of NULL bytes inside subjectAltName). Py...

  • PSF-2005-001 - SimpleXMLRPCServer.py allows unrestricted traversal

    PSF-2005-001 - SimpleXMLRPCServer.py allows unrestricted traversal <h2>PSF-2005-001 - SimpleXMLRPCServer.py allows unrestricted traversal</h2> <hr> <h3>Python Security Advisory</h3> <pre><b> Advisory ID: <a href="/files/news/security/PSF-2005-001/PSF-2005-001.txt">PSF-2005-001</a> Issue Date: February 3, 2005 Product: Python Versions: 2.2 all versions, 2.3 prior to 2.3.5, 2.4 CVE Names: CAN-2005-0089 </b></...

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

    PSF-2006-001 - Buffer overrun in repr() for UCS-4 encoded unicode strings <h2>PSF-2006-001 - Buffer overrun in repr() for UCS-4 encoded unicode strings</h2> <hr> <h3>Python Security Advisory</h3> <pre><b> Advisory ID: <a href="/files/news/security/PSF-2006-001/PSF-2006-001.txt">PSF-2006-001</a> Issue Date: October 12, 2006 Product: Python Versions: 2.2, 2.3 prior to 2.3.6, 2.4 prior to 2.4.4, wide unicode (UCS-4) build...

  • 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 …

    View Release Notes

  • Python Success Stories

    Python Success Stories Introduction Strakt is a Swedish company which specializes in developing scalable and secure products for collaboration in workflow intensive workplaces. Our vision is to empower professionals to collaborate in an enjoyable, intuitive, and efficient way that is tailored to their and their organisations' needs, while simultaneously developing and maintaining digitally stored organisational memory. In 2001, AB Strakt embarked on a large software development project aimed ...

  • Linux RPMs for Python 2.4

    ...interpreters for packages which use Distutils, by using the command "python2.4 setup.py bdist_rpm". Q) How do I build a version of these RPMs which will install as "/usr/bin/python". A) First of all, realize that you are likely to break many Red Hat provided programs which rely on having a version of Python with the same major/minor version as that which was shipped. Also, any additional packages which were installed will not be available for ...

  • Python 2.4.1 - Linux RPMs

    ...interpreters for packages which use Distutils, by using the command "python2.4 setup.py bdist_rpm". Q. How do I build a version of these RPMs which will install as "/usr/bin/python". A. First of all, realize that you are likely to break many Red Hat provided programs which rely on having a version of Python with the same major/minor version as that which was shipped. Also, any additional packages which were installed will not be available for the new version, you will proba...

  • What's New In Python 3.0

    ...interpreters. Issue #4213: The file system encoding is now normalized by the codec subsystem, for example UTF-8 is turned into utf-8. Issue #4200: Changed the atexit module to store its state in its PyModuleDef atexitmodule. This fixes a bug with multiple subinterpeters. Issue #4237: io.FileIO() was raising invalid warnings caused by insufficient initialization of PyFileIOObject struct members. Issue #4170: Pickling a collections.defaultdict object would crash the interpreter. Issue #4146: Compi...

  • What's new in Python 2.3

    What's new in Python 2.3 What's new in Python 2.3 Here are the (subjective) highlights of what's new in Python 2.3. Faster According to a couple of simple benchmark, Python 2.3 is about 20-30% faster than Python 2.2.3. Some of this speed-up was obtained by removing the SET_LINENO opcodes, which means that the difference is less impressive when comparing "python -O"; the rest was various careful tune-ups. New Tools A brand new version of IDLE (from the IDLEfork project at S...

  • Help

    Help New to programming and to Python? Check out the Beginner's Guide. New to Python? Read the standard tutorial. Look for a suitable book from a growing list of titles. Looking for code? See the download page for links to the Python interpreter. Explore the development repository. Got a Python problem or question? First check the Python FAQs, with answers to many common, general Python questions. The Python Help category of the discuss.python.org website hosts usage questions an...

  • Python 2.1 Press Release

    Python 2.1 Press Release <h4>NEWS RELEASE: For immediate release</h4> <center><h1>PythonLabs Releases Python 2.1</h1></center> <p>FALLS CHURCH VA (April 17, 2001) - PythonLabs and the Python Software Foundation today announced the final release of Python 2.1, a new version of the popular object-oriented programming language. Python 2.1 is the first release under the auspices of the Python Software Foundation (PSF). <p>"After months of work a...

  • Python 2.1 Press Release

    Python 2.1 Press Release <h4>NEWS RELEASE: For immediate release</h4> <center><h1>PythonLabs Releases Python 2.1</h1></center> <p>FALLS CHURCH VA (April 17, 2001) - PythonLabs and the Python Software Foundation today announced the final release of Python 2.1, a new version of the popular object-oriented programming language. Python 2.1 is the first release under the auspices of the Python Software Foundation (PSF). <p>"After months of work a...

  • Python 2.1 Press Release

    Python 2.1 Press Release <h4>NEWS RELEASE: For immediate release</h4> <center><h1>PythonLabs Releases Python 2.1</h1></center> <p>FALLS CHURCH VA (April 17, 2001) - PythonLabs and the Python Software Foundation today announced the final release of Python 2.1, a new version of the popular object-oriented programming language. Python 2.1 is the first release under the auspices of the Python Software Foundation (PSF). <p>"After months of work a...

  • 2008 PSF Members' Meeting Minutes

    2008 PSF Members' Meeting Minutes The Python Software Foundation Minutes of the 2008 Members' Meeting March 14, 2008 The Python Software Foundation (the "PSF") held its annual members' meeting on March 14, 2008 at 12:40 CDT (17:40 UTC) at the Crowne Plaza Chicago O'Hare hotel in Rosemont, Illinois, USA (PyCon 2008 Chicago). The agenda is available here. Stephan Deibel presided over the meeting. David Goodger prepared these minutes. Contents 1   Attendance 2...

Python language documentation

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