'Logs the given statement, for this instance.'

def _log_event(self, log_func, log_statement, subsection):

    log_func(u'Grades:    SGF.{},    course:    {},    version:    {},    edit:    {},    user:    {}'.format(log_statement, self.course_data.course_key, getattr(subsection, 'course_version', None), getattr(subsection, 'subtree_edited_on', None), self.student.id))
