def batch_get(self, offset=0, count=50, status_list=None):
        """
        批量查询卡券信息
        """
        card_data = {
            'offset': offset,
            'count': count
        }
        if status_list:
            card_data['status_list'] = status_list
        return self._post(
            'card/batchget',
            data=card_data
        )