docs: def cat_img_cnt(cnt_in='', img_height=0):
      """
         展示图片内容
  
      :param cnt_in:
      :type cnt_in:
      :param img_height:  照片占用的终端行数
      :type img_height: int
      :return:
      :rtype:
      """
      if not img_height:
          img_height = 6
      _head = '\x1b]1337;'
      _file = 'File=name={}'.format(to_str(base64.b64encode(to_bytes(now()))))
      _attr = ';inline=1;height={}:'.format(img_height)
      _tail = '\x07'
      cnt = '{}{}{}{}{}'.format(
          _head, _file, _attr, cnt_in, _tail
      )
      return cnt