测试帖

  content_rendered, users = render_content(comment.content_raw, request.user, comment.content_rendered)
        Comment.objects.filter(pk=comment.pk).update(content_rendered=content_rendered)
        # 创建at消息
        for to in users:
            Message.objects.create(
                sender=request.user,
                to=to,
                msg_type=Message.TYPE_AT,
                target_id=comment.pk
            )