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  • Python 2.4.3 Release

    Python 2.4.3 Release Python 2.4.3 Python 2.4.3 has been replaced by a newer bugfix release of Python. Please see the releases page to select a more recent release. 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 We are pleased to announce the release of Python 2.4.3 (final), a bugfix release of Python 2.4, on March 29,...

  • Python 2.5.2 Release

    Python 2.5.2 Release Python 2.5.2 Python 2.5.2 has been replaced by a newer bugfix release of Python. Please download Python 2.5.6 instead. 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 them improving the stability of the interpreter, and improving its portability....

  • Python 2.5.3 Release

    Python 2.5.3 Release Python 2.5.3 Python 2.5.3 has been replaced by a newer bugfix release of Python. Please download Python 2.5.6 instead. 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 them improving the stability of the interpreter, and improving its portability. F...

  • Python 2.5.4 Release

    Python 2.5.4 Release Python 2.5.4 We are pleased to announce the release of Python 2.5.4 (final), a bugfix release of Python 2.5, on December 23rd, 2008. Python 2.5.4 has been replaced by a newer bugfix release of Python. Please download Python 2.5.6 instead, unless you need to use the Windows and OS X binaries provided here. 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&...

  • Python 2.4.1 - Release Notes

    ...compilers now compile source files in the same order as they are passed to the compiler. pprint.pprint() and pprint.pformat() now have additional parameters indent, width and depth. Patch #750542: pprint now will pretty print subclasses of list, tuple and dict too, as long as they don't overwrite __repr__(). Bug #848614: distutils' msvccompiler fails to find the MSVC6 compiler because of incomplete registry entries. httplib.HTTP.putrequest now offers to omit the implicit Accept-Encoding. Patch #...

  • Release – Python 2.2.1

    Version: None

    Released: April 10, 2002

    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 …

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  • Release – Python 3.8.0rc1

    Version: None

    Released: Oct. 1, 2019

    This is the release candidate of Python 3.8.0 Note: The release you're looking at is Python 3.8.0rc1, an outdated release. Python 3.9 is now the latest feature release series of Python 3. Get the latest release of 3.9.x here. Please keep in mind that this is a …

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  • Release – Python 3.13.0a5

    Version: None

    Released: March 12, 2024

    This is an early developer preview of Python 3.13 Major new features of the 3.13 series, compared to 3.12 Python 3.13 is still in development. This release, 3.13.0a5, is the fifth of six planned alpha releases. Alpha releases are intended to make it easier to test the …

  • Release – Python 3.14.0a6

    Version: None

    Released: March 14, 2025

    Here comes the penultimate alpha. This is an early developer preview of Python 3.14 Major new features of the 3.14 series, compared to 3.13 Python 3.14 is still in development. This release, 3.14.0a6, is the sixth of seven planned alpha releases. Alpha releases are intended to …

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  • Release – Python 3.15.0a4

    Version: None

    Released: Jan. 13, 2026

    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, 3.15.0a4, is the fourth of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

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  • Job - Senior Data Privacy Software Developer

    Location: Cambridge, Massachusetts United States

    Telecommuting: Yes

    Reporting to the Vicky Joseph Professor of Computer Science and Applied Mathematics at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS), the focus of this position is to develop the OpenDP Library (https://docs.opendp.org/), a modular toolkit of differential privacy routines. You will work with …

  • Python Software Foundation: Press Release 3-Oct-2003

    Python Software Foundation: Press Release 3-Oct-2003 October 3, 2003 Press Release SOURCE: Python Software Foundation PYTHON SOFTWARE FOUNDATION (PSF) ANNOUNCES PYTHON VERSION 2.3.2 Second maintenance release for the latest Python FREDERICKSBURG, Va., October 3, 2003 -- The Python Software Foundation (PSF) announces the release of version 2.3.2 of the Python programming language. This minor release fixes several build and packaging problems found in version 2.3.1, which introduced ...

  • Notes

    ...compilers on SGI Library Bug #849662: UserDict.DictMixin had performance issues when an instance was tested for equality with None. Bug #848614: distutils' msvccompiler fails to find the MSVC6 compiler because of incomplete registry entries. Patch #841977: modulefinder didn't find extension modules in packages. Bug #792101: Add missing file operations for httplib.SSLFile. Bug #811082: test_tempfile fails if space in install directory. Bug #780461: platform.mac_ver() raised MacOSError except...

  • Release – Python 2.5.5

    Version: None

    Released: Jan. 31, 2010

    This is a source-only release that only includes security fixes. The last full bug-fix release of Python 2.5 was Python 2.5.4. User are encouraged to upgrade to the latest release of Python 2.7 (which is 2.7.2 at this point). This releases fixes issues with the logging, tarfile …

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  • Release – Python 3.13.0a6

    Version: None

    Released: April 9, 2024

    This is an early developer preview of Python 3.13 Major new features of the 3.13 series, compared to 3.12 Python 3.13 is still in development. This release, 3.13.0a6, is the sixth and last planned alpha release. Alpha releases are intended to make it easier to test the …

  • Release – Python 3.14.0a7

    Version: None

    Released: April 8, 2025

    Here comes the final alpha! This means we have just four weeks until the first beta to get those last features into 3.14 before the feature freeze on 2025-05-06! This is an early developer preview of Python 3.14 Major new features of the 3.14 series, compared to 3.13 …

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  • Python For Beginners

    ...compiler, and still needs plenty of work!

  • Python 2.2.1

    ...compiler can also build from the source tarball below.) Red Hat Linux 7.3, 7.2 and 6.2 users can download RPMs, or build from source. An SRPM is also available for other RPM-based systems, or the source tar-file can be used (see the "rpm" man page for the "-ta" options). All others should download Python-2.2.1.tgz, the source tarball, and do the usual "gunzip; tar; configure; make" dance. What's New? This being a bug-fix release, there have been no exciting new features implem...

  • Python Software Foundation: Press Release 22-Oct-2002

    Python Software Foundation: Press Release 22-Oct-2002 Python Software Foundation (PSF) Announces Python Version 2.2.2 New release enhances powerful programming language FREDERICKSBURG, Va., October 22 /PRNewswire/ The Python Software Foundation announces the release of version 2.2.2 of the Python programming language. This Maintenance Release introduces a number of enhancements to the language core and its standard libraries. "This release is an invaluable upgrade for all Py...

  • Python Success Stories

    Python Success Stories Introduction Cog is a simple code generation tool written in Python. We use it or its results every day in the production of Kubi. Kubi is a collaboration system embodied in a handful of different products. We have a schema that describes the representation of customers' collaboration data: discussion topics, documents, calendar events, and so on. This data has to be handled in many ways: stored in a number of different data stores, shipped over the wire in an XML repr...

Python language documentation

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