edx/edx-platform — pull request #2969 by singingwolfboy (2014-03-18 13:40:01+00:00)
Title: Mongo modulestore: create data dir

Traceback: https://groups.google.com/forum/#!topic/edx-code/W4W6oP1DWmY

`path.py` doc: http://pythonhosted.org/path.py/api.html#path.path.makedirs_p

@cpennington @dmitchell could you two review?