Cache Machine provides automatic caching and invalidation for Django models through the ORM.
For full docs, see http://jbalogh.me/projects/cache-machine.
Cache Machine requires Django 1.2 (currently on trunk). It was written and tested on Python 2.6.
Get it from pypi:
pip install django-cache-machine
or github:
pip install -e git://github.com/jbalogh/django-cache-machine.git#egg=django-cache-machine