code: def delete(self, query):
          
  
          record = self.get(query=query).one()
  
          self._url = self._url_builder.get_appended_custom("/{0}".format(record['sys_id']))
          return self._get_response('DELETE').one()
docs: Deletes a record
  
          :param query: Dictionary, string or :class:`QueryBuilder` object
          :return:
              - Dictionary containing status of the delete operation