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

  • Applications for Python

    ...packages for mathematics, science, and engineering. Pandas is a data analysis and modeling library. IPython is a powerful interactive shell that features easy editing and recording of a work session, and supports visualizations and parallel computing. The Software Carpentry Course teaches basic skills for scientific computing, running bootcamps and providing open-access teaching materials. Education Python is a superb language for teaching programming, both at the introductory level and in mo...

  • Python 1.6.1

    ...packages much simpler. There's now special syntax that you can use instead of the apply() function. f(*args, **kwds) is equivalent to apply(f, args, kwds). You can also use variations f(a1, a2, *args, **kwds) and you can leave one or the other out: f(*args), f(**kwds). The built-ins int() and long() take an optional second argument to indicate the conversion base -- of course only if the first argument is a string. This makes string.atoi() and string.atol() obsolete. (string.atof() was already...

  • Release – Python 2.2.2

    Version: None

    Released: Oct. 14, 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 from the …

    View Release Notes

  • Python 2.2.2

    ...packages are available directly from the Debian project, under 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-2.2.2.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 fe...

  • 👋 Hey Community Members!

    👋 Hey Community Members! More than 20 ways to get involved & stay informed! Watch any of these talks given about the PSF (most recent one is about PyPI presented by Ee, our Director of Infrastructure!) Want to financially support the PSF? Donate! Read our blog Sign up to receive our quarterly newsletter Follow us on Twitter or Mastodon Become a Basic member If you are already a Basic member, consider becoming a Contributing, Managing, and/or Supporting member. If you want to be a PSF Boar...

  • Python Documentation Index

    Python Documentation Index Python Essays In this directory I place short essays (anything from 500 to 5000 words) on various Python subjects. See also a collection of presentations I have given. See also my blog at blogspot.com and my previous blog at artima.com. --Guido van Rossum Table of contents (in mostly chronological order) Unifying types and classes in Python 2.2 (See below) Foreword for "Programming Python" (1st ed.) Written in 1996, this gives an overview of the earl...

  • What's new in Python 2.3

    ...packages Many new doctest extensions from Jim Fulton, which among other enhancements, allows doctests to be run by unittests. csv - support for reading and writing files in so-called comma-separated-value format. (New in 2.3b1.) timeit - module to time the speed of code snippets. (New in 2.3b1.) platform - find out everything you always wanted to know about your platform, but were afraid to ask. (New in 2.3b1; by Marc-Andre Lemburg.) shelve - optionally supports automatic writeback, and ...

  • What is Python? Executive Summary

    ...packages, which encourages program modularity and code reuse. The Python interpreter and the extensive standard library are available in source or binary form without charge for all major platforms, and can be freely distributed. Often, programmers fall in love with Python because of the increased productivity it provides. Since there is no compilation step, the edit-test-debug cycle is incredibly fast. Debugging Python programs is easy: a bug or bad input will never cause a segmentat...

  • Release – Python 3.3.6rc1

    Version: None

    Released: Oct. 4, 2014

    This is a security-fix source-only release. The last binary release was 3.3.5. The list of fixed security related issues can be found in the NEWS file. Major new features of the 3.3 series, compared to 3.2 Python 3.3 includes a range of improvements of the 3.x series, as …

    View Release Notes

  • Release – Python 3.3.6

    Version: None

    Released: Oct. 12, 2014

    Python 3.3.x has reached end-of-life. Python 3.3.7, the final security-fix release, is available here. This is a security-fix source-only release. The list of fixed security related issues can be found in the NEWS file. Major new features of the 3.3 series, compared to 3.2 Python 3.3 includes a …

    View Release Notes

  • Release – Python 3.5.0rc2

    Version: None

    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 and changes in the 3.5 release series …

    View Release Notes

  • Release – Python 3.5.0rc3

    Version: None

    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 and changes in the 3.5 release series …

    View Release Notes

  • Release – Python 3.5.0rc4

    Version: None

    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 and changes in the 3.5 release series …

    View Release Notes

  • Release – Python 3.5.1rc1

    Version: None

    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 and changes in the 3.5 release series …

    View Release Notes

  • 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

  • Linux RPMs for Python 2.2

    Linux RPMs for Python 2.2 <h1>Linux RPMs for Python 2.2</h1> <p><b><font color="darkgreen">--- New: now up-to-date for 2.2 final! ---</font></b> <!-- <p><font color="red">These are for the <b>2.2</b> release. Sorry.</font> --> <p>Made available by Sean Reifschneider. <h4>New in this version (2.2-2)</h4> <ul> <p><li>It includes a "-docs" package which i...

  • Python 3.5.2

    Python 3.5.2 Python 3.5.2 Note: Python 3.5.2 has been superseded by Python 3.5.6. 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 are PEP 441, improved Python zip application support PEP 448, additional unpacking generalizations PEP 461, "%-formatting" for bytes and bytearray objects PEP 465, a new operator (@) for matrix multiplication PEP 471, os.scandir...

  • Python 3.5.1

    Python 3.5.1 Python 3.5.1 Note: Python 3.5.1 has been superseded by Python 3.5.6. 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 are PEP 441, improved Python zip application support PEP 448, additional unpacking generalizations PEP 461, "%-formatting" for bytes and bytearray objects PEP 465, a new operator (@) for matrix multiplication PEP 471, os.scan...

  • Work Groups of the Python Software Foundation

    Work Groups of the Python Software Foundation Active Work Groups Code of Conduct Work Group Diversity and Inclusion Work Group Education & Outreach Work Group Fellows Work Group Grants Work Group Infrastructure Work Group Python Job Board Work Group Packaging Work Group Trademarks Work Group Inactive Committees & Work Groups Scientific Python Work Group Marketing Work Group Sprint Work Group Public Support Committee (PSC) Public Relations Committee (PRC) Python Conference Committee...

Python language documentation

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