'Initiate a request for credit and return the request UUID.'

def _create_credit_request_and_get_uuid(self, username=None, course_key=None):

    username = (username or self.user.username)
    course = (CreditCourse.objects.get(course_key=course_key) if course_key else self.eligibility.course)
    credit_request = CreditRequestFactory(username=username, course=course, provider=self.provider)
    return credit_request.uuid
