def __init__(self, app, *args, **kwargs):
        # app is the actual app module
        mod = import_module(app)
        mod_path = os.path.dirname(upath(mod.__file__))
        location = os.path.join(mod_path, self.source_dir)
        super(AppStaticStorage, self).__init__(location, *args, **kwargs)
Returns a static file storage if available in the given app.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/contrib/staticfiles/storage.py/AppStaticStorage.__init__