def METHOD_NAME(self, responses, is_faculty):
    ctx = {}
    existing = 0
    for response in responses:
        ctx[response.author.username] = {'responseId': response.id}
        feedback = response.feedback_discussion()
        if feedback and (is_faculty or
                         response.is_participant(self.request.user)):
            existing += 1
            ctx[response.author.username]['comment'] = {
                'id': feedback.id,
                'content': feedback.comment
            }
    return ctx, existing