Abstract

PEP:375
Title:Python 3.1 Release Schedule
Version:$Revision$
Last-Modified:$Date$
Author:Benjamin Peterson <benjamin at python.org>
Status:Final
Type:Informational
Content-Type:text/x-rst
Created:8-Feb-2009
Python-Version:3.1

This document describes the development and release schedule for Python 3.1. The schedule primarily concerns itself with PEP-sized items. Small features may be added up to and including the first beta release. Bugs may be fixed until the final release.

Release Manager and Crew

Position Name
3.1 Release Manager Benjamin Peterson
Windows installers Martin v. Loewis
Mac installers Ronald Oussoren

Release Schedule

  • 3.1a1 March 7, 2009
  • 3.1a2 April 4, 2009
  • 3.1b1 May 6, 2009
  • 3.1rc1 May 30, 2009
  • 3.1rc2 June 13, 2009
  • 3.1 final June 27, 2009

Maintenance Releases

3.1 is no longer maintained. 3.1 received security fixes until June 2012.

Previous maintenance releases are:

  • v3.1.1rc1 2009-08-13
  • v3.1.1 2009-08-16
  • v3.1.2rc1 2010-03-06
  • v3.1.2 2010-03-20
  • v3.1.3rc1 2010-11-13
  • v3.1.3 2010-11-27
  • v3.1.4rc1 2011-05-29
  • v3.1.4 2011-06-11
  • v3.1.5rc1 2012-02-23
  • v3.1.5rc2 2012-03-15
  • v3.1.5 2012-04-06

Features for 3.1

  • importlib
  • io in C
  • Update simplejson to the latest external version [1].
  • Ordered dictionary for collections [2].
  • auto-numbered replacement fields in str.format() strings [3]
  • Nested with-statements in one with statement