https://docs.djangoproject.com/en/1.8/howto/custom-management-commands/ You need to declare and do proper argument parsing. --commit is also more natural than a bare 'commit' on the end of a command. Switch from calling handle() directly to call_command(). call_command() simulates using the management command so is a better test of the command line interface.
CMS (Content Management System) ------------------------------- This directory contains code relating to the course management portal for edX, also known as Studio.