This document describes the development and release schedule for Python 3.3. The schedule primarily concerns itself with PEP-sized items.

3.3 will receive bugfix updates approximately every 4-6 months for approximately 18 months. After the release of 3.4.0 final, a final 3.3 bugfix update will be released. After that, security updates (source only) will be released until 5 years after the release of 3.3 final, which will be September 2017.

As of 2017-09-29, Python 3.3.x reached end-of-life status.