History of Python

Guido van Rossum started to write Python in December 1989.

See also Python Development Workflow.

History of Python releases

See also Status of Python branches.

  • Python 3.11: October 2022
  • Python 3.10: October 2021
  • Python 3.9: October 2020
  • Python 3.8: October 2019
  • Python 3.7: June 2018
  • Python 3.6: December 2016
  • Python 3.5: September 2015
  • Python 3.4: March 2014
  • Python 3.3: September 2012
  • Python 3.2: February 2011
  • Python 2.7: July 2010
  • Python 3.1: June 2009
  • Python 3.0: December 2008
  • Python 2.6: October 2008
  • Python 2.5: September 2006
  • Python 2.4: March 2005
  • Python 2.3: July 2003
  • Python 2.2: December 2001
  • Python 2.1: April 2001
  • Python 2.0: October 2000
  • Python 1.5: April 1999
  • Python 0.9.1: February 20, 1991 (date commonly used at the birth of the Python project)

History of the Python language (syntax)

Old Python Versions