code: def delete_route(self, route_table_id, destination_cidr_block):
          
          params = {
              'RouteTableId': route_table_id,
              'DestinationCidrBlock': destination_cidr_block
          }
  
          return self.get_status('DeleteRoute', params)
docs: Deletes a route from a route table within a VPC.
  
          :type route_table_id: str
          :param route_table_id: The ID of the route table with the route.
  
          :type destination_cidr_block: str
          :param destination_cidr_block: The CIDR address block used for
                                         destination match.
  
          :rtype: bool
          :return: True if successful