code: def rnd_date(start=date(1970, 1, 1), end=None, **kwargs):
      
      if end is None:
          end = date.today()
      start = parser.parse_date(start)
      end = parser.parse_date(end)
      _assert_correct_start_end(start, end)
      return _rnd_date(start, end)
docs: Generate a random date between ``start`` to ``end``.
  
      :param start: Left bound
      :type start: string or datetime.date, (default date(1970, 1, 1))
      :param end: Right bound
      :type end: string or datetime.date, (default date.today())
      :return: a datetime.date object
  
      **中文文档**
  
      随机生成一个位于 ``start`` 和 ``end`` 之间的日期。