Notice: This page displays a fallback because interactive scripts did not run. Possible causes include disabled JavaScript or failure to load scripts or stylesheets.
Version: None
Released: Aug. 17, 2009
Python 3.1.1 has been superseded by 3.1.2. You can download 3.1.2. Python 3.1.1 was released on August 17th, 2009. Python 3.1 is a continuation of the work started by Python 3.0, the new backwards-incompatible series of Python. Improvements in this release include: An …
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 …
...ide and tall: This logo available in sizes 200x80, 140x56, 100x40, and 70x28. Also as SVG format source file. This logo available in sizes 140x182, 100x130, 70x91, and 50x65. Also as SVG format source file. Guidelines for Use The Python logo is a trademark of the Python Software Foundation, which is responsible for defending against any damaging or confusing uses of the trademark. See the PSF Trademark Usage Policy. In general, we want the logo to be used as widely as possible to indicat...
Python 3.4.0 Python 3.4.0 Note: Python 3.4.0 has been superseded by Python 3.4.9. Python 3.4.0 was released on March 16th, 2014. Major new features of the 3.4 series, compared to 3.3 Python 3.4 includes a range of improvements of the 3.x series, including hundreds of small improvements and bug fixes. Among the new major new features and changes in the 3.4 release series are PEP 428, a "pathlib" module providing object-oriented filesystem paths PEP 435, a standardized "enum&q...
...id PyCon US, in Salt Lake City and online, was a roaring success! It was great to be back in person, and we’re grateful to all the speakers, volunteers, attendees, and sponsors who make it such a special event. CPython Developer in Residence - Łukasz Langa completed his first year as our inaugural developer in residence. This role has been a longtime dream for the community, and it’s been great to see Łukasz hitting important milestones: driving down the PR backlog, completing the migration of...
Released: March 11, 2008
Python 2.4 is now in security-fix-only mode. No new features are being added, and bugs are not fixed anymore unless they affect the stability and security of the interpreter, or of Python applications. This release includes just a small number of fixes, primarily preventing crashes of the interpreter in …
Released: Nov. 1, 2006
Python 2.3 is now well and truly in bugfix-only mode; no new features are being added, and only security critical bugs have been fixed. There are 3 bugs fixed in this release - a problem with the email package's handling of RFC2231 headers, the unicode repr() fix for PSF-2006-01, …
About Python is a remarkably powerful dynamic programming language that is used in a wide variety of application domains. Python is often compared to Tcl, Perl, Ruby, Scheme or Java. Some of its key distinguishing features include: very clear, readable syntax strong introspection capabilities intuitive object orientation natural expression of procedural code full modularity, supporting hierarchical packages exception-based error handling very high level dynamic data types extensive standard l...
...ideas were contributed by the user community. Practical experience MMTK and other Python libraries have been the basis for all my research projects for ten years. Many of these projects would not have been possible without the rapid prototyping that is characteristic for Python. In methodological work, development and testing time is essential: an idea that can be tried out in an afternoon will be tried out, whereas an idea that requires a week of work for evaluation is often put aside. As wit...
Released: April 9, 2012
Python 3.1.5 Python 3.1.5 is a security-fix source-only release for Python 3.1.4, fixing several reported security issues: issue 13703 (oCERT-2011-003, hash collision denial of service), issue 14234 (CVE-2012-0876, hash table collisions CPU usage DoS in the expat library), issue 14001 (CVE-2012-0845, SimpleXMLRPCServer denial of service), and …
If you didn't find what you need, try your search in the Python language documentation.