Notice: This page displays a fallback because interactive scripts did not run. Possible causes include disabled JavaScript or failure to load scripts or stylesheets.
...object-oriented code PEP 362, the function-signature object The new "faulthandler" module that helps diagnosing crashes The new "unittest.mock" module The new "ipaddress" module The "sys.implementation" attribute A policy framework for the email package, with a provisional (see PEP 411) policy that adds much improved unicode support for email header parsing A "collections.ChainMap" class for linking mappings to a single unit Wrappers for many mor...
Version: None
Released: Dec. 3, 2008
Python 3.0 final was released on December 3rd, 2008. Python 3.0 (a.k.a. "Python 3000" or "Py3k") is a new version of the language that is incompatible with the 2.x line of releases. The language is mostly the same, but many details, especially how built-in objects like dictionaries and …
View Release Notes
Released: May 24, 2015
Python 3.5.0b1 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0b1 was released on May 24th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …
Released: June 1, 2015
Python 3.5.0b2 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0b2 was released on May 31st, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …
Released: July 5, 2015
Python 3.5.0b3 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0b3 was released on July 5th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …
Released: July 26, 2015
Python 3.5.0b4 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0b4 was released on July 26th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …
Released: Aug. 11, 2015
Python 3.5.0rc1 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0rc1 was released on August 10th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …
Released: Aug. 25, 2015
Python 3.5.0rc2 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0rc2 was released on August 25th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …
Released: Sept. 8, 2015
Python 3.5.0rc3 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0rc3 was released on September 7th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …
Released: Sept. 9, 2015
Python 3.5.0rc4 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0rc4 was released on September 9th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …
Released: Nov. 23, 2015
Python 3.5.1rc1 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.1rc1 was released on November 22th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features …
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 …
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 …
Released: May 3, 2021
This is the fifth maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.5, 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. There's been …
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 …
Released: Dec. 8, 2023
This is the first maintenance release of Python 3.12 Python 3.12 is the newest major release of the Python programming language, and it contains many new features and optimizations. 3.12.1 is the latest maintenance release, containing more than 400 bugfixes, build improvements and documentation changes since 3.12.0. Major …
Released: Feb. 6, 2024
This is the second maintenance release of Python 3.12 Python 3.12 is the newest major release of the Python programming language, and it contains many new features and optimizations. 3.12.2 is the latest maintenance release, containing more than 350 bugfixes, build improvements and documentation changes since 3.12.1. Major …
Released: April 9, 2024
This is the third maintenance release of Python 3.12 Python 3.12 is the newest major release of the Python programming language, and it contains many new features and optimizations. 3.12.3 is the latest maintenance release, containing more than 300 bugfixes, build improvements and documentation changes since 3.12.2. Major …
Released: June 6, 2024
This is the fourth maintenance release of Python 3.12 Python 3.12 is the newest major release of the Python programming language, and it contains many new features and optimizations. 3.12.4 is the latest maintenance release, containing more than 250 bugfixes, build improvements and documentation changes since 3.12.3. Major …
Released: Oct. 1, 2024
This is the seventh maintenance release of Python 3.12 Python 3.12 is the newest major release of the Python programming language, and it contains many new features and optimizations. 3.12.7 is the latest maintenance release, containing about 120 bug fixes, build improvements and documentation changes since 3.12.6. Major …
If you didn't find what you need, try your search in the Python language documentation.