Examples of Fabric fab files:

 * https://bitbucket.org/copelco/caktus-deployment/src/tip/example-django-project/caktus_website/fabfile.py?at=default: Sample Django deployment file. Handles testing and production environments, virtualenv setup, etc.
 * https://github.com/samuelclay/NewsBlur/blob/master/fabfile.py: Django deployment file for NewsBlur.