Notice: While JavaScript is not essential for this website, your interaction with the content will be limited. Please turn JavaScript on for the full experience.

Search Python.org

Results

  • Release – Python 3.5.1

    Version: None

    Released: Dec. 7, 2015

    Python 3.5.1 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.1 was released on December 6th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features and changes in the 3.5 release series …

    View Release Notes

  • Release – Python 3.5.2rc1

    Version: None

    Released: June 13, 2016

    Python 3.5.2rc1 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.2rc1 was released on June 12th, 2016. Major new features of the 3.5 series, compared to 3.4 Among the new major new features and changes in the 3.5 release series …

    View Release Notes

  • Release – Python 3.7.0a4

    Version: None

    Released: Jan. 9, 2018

    This is an early developer preview of Python 3.7 Python 3.7 is still in development. This releasee, 3.7.0a4, is the last of four planned alpha releases. Alpha releases are intended to make it easier to test the current state of new features and bug fixes and to test the release …

    View Release Notes

  • Python 3.5.2

    ...module, a new standard for type annotations PEP 485, math.isclose(), a function for testing approximate equality PEP 486, making the Windows Python launcher aware of virtual environments PEP 488, eliminating .pyo files PEP 489, a new and improved mechanism for loading extension modules PEP 492, coroutines with async and await syntax More resources Online Documentation 3.5 Release Schedule Report bugs at http://bugs.python.org. Help fund Python and its community. Download Please proceed t...

  • Python 3.5.1

    ...module, a new standard for type annotations PEP 485, math.isclose(), a function for testing approximate equality PEP 486, making the Windows Python launcher aware of virtual environments PEP 488, eliminating .pyo files PEP 489, a new and improved mechanism for loading extension modules PEP 492, coroutines with async and await syntax More resources Online Documentation 3.5 Release Schedule Report bugs at http://bugs.python.org. Help fund Python and its community. Download Please proceed t...

  • Python Success Stories

    ...modules. And when there's no standard library or external module, it's really easy to build wrappers around a third-party library (especially with the ctypes module) Easy and fast code refactoring: we have some old code that gets updated all the time. Cross-platform Development Porting our application to the different supported platforms was really simple thanks to the great portability of both Python and PyQT and most of the external modules we used in the project. The only real problems we ...

  • Release – Python 2.7.5

    Version: None

    Released: May 12, 2013

    Note: A newer bugfix release, 2.7.6, is currently available. Its use is recommended over previous versions of 2.7. Python 2.7.5 was released on May 15, 2013. This is a 2.7 series bugfix release. It contains several regression fixes to 2.7.4. Modules with regressions fixed include zipfile, gzip, …

    View Release Notes

  • Release – Python 3.14.1

    Version: None

    Released: Dec. 2, 2025

    This is the first maintenance release of Python 3.14 Python 3.14.1 is the first maintenance release of 3.14, containing around 558 bugfixes, build improvements and documentation changes since 3.14.0. Major new features of the 3.14 series, compared to 3.13 Some of the major new features and changes in Python 3.14 …

    View Release Notes

  • Glue It All Together With Python

    ...modules (written in C/C++) that make the functionality of large components written in C/C++ available to the Python programmer. The extension ("glue") modules are required because Python cannot call C/C++ functions directly; the glue extensions handle conversion between Python data types and C/C++ data types and error checking, translation error return values into Python exception. Creation of glue extensions is simplified by the existence of SWIG, which reads header files containing f...

  • Python 2.7.5 Release

    ...Modules with regressions fixed include zipfile, gzip, and logging. The Python 2.7.4 binaries and source tarballs included a data file for testing purposes that triggered some virus scanners. This issue is resolved in the 2.7.5 release. About the 2.7 release series Among the features and improvements to Python 2.6 introduced in the 2.7 series are An ordered dictionary type New unittest features including test skipping, new assert methods, and test discovery A much faster io module Automatic num...

  • Release – Python 3.9.22

    Version: None

    Released: April 8, 2025

    This is a security release of Python 3.9 Note: The release you're looking at is Python 3.9.22, a security bugfix release for the legacy 3.9 series. Python 3.13 is now the latest feature release series of Python 3. Get the latest release of 3.13.x here. Security content in this …

    View Release Notes

  • email package SIG

    email package SIG email package SIG The email package is a standard Python package that comes with Python. This SIG's mission is to define, implement, enhance, and maintain the email package for Python. Goals include: Improving the API Improving performance and usability Adding support for additional email RFCs Several versions of the email package are available, and may be included with your Python distribution. All are also available as distutils-based standalone pac...

  • Python for Windows

    ...modules). ActivePython also includes Mark Hammond's pywin32 by default as well as other improvements. Enthought Python Distribution The Enthought Python Distribution provides scientists with a comprehensive set of tools to perform rigorous data analysis and visualization. Anaconda is a free collection of powerful packages for Python that enables large-scale data management, analysis, and visualization for Business Intelligence, Scientific Analysis, Engineering, Machine Learning, and more. Pyt...

  • 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 of the features …

    View Release Notes

  • Release – Python 3.5.0

    Version: None

    Released: Sept. 13, 2015

    Python 3.5.0 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0 was released on September 13th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features and changes in the 3.5 release series …

    View Release Notes

  • 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 and changes in the 3.5 release series …

    View Release Notes

  • 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 Among the new major new features and …

    View Release Notes

  • 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 and changes in the 3.5 release series …

    View Release Notes

  • Release – Python 3.7.2rc1

    Version: None

    Released: Dec. 11, 2018

    Python 3.7.2rc1 is the release candidate preview of the second maintenance release of Python 3.7. The Python 3.7 series is the newest major release of the Python language and contains many new features and optimizations. Among the major new features in Python 3.7 are: PEP 539, new C API …

    View Release Notes

  • Release – Python 3.7.3rc1

    Version: None

    Released: March 12, 2019

    Python 3.7.3rc1 is the release candidate preview of the third maintenance release of Python 3.7. The Python 3.7 series is the newest major release of the Python language and contains many new features and optimizations. Among the major new features in Python 3.7 are: PEP 539, new C API …

    View Release Notes

Python language documentation

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