code: def add_forwarding_rules(self, forwarding_rules):
          
          rules_dict = [rule.__dict__ for rule in forwarding_rules]
  
          return self.get_data(
              "load_balancers/%s/forwarding_rules/" % self.id,
              type=POST,
              params={"forwarding_rules": rules_dict}
          )
docs: Adds new forwarding rules to a LoadBalancer.
  
          Args:
              forwarding_rules (obj:`list`): A list of `ForwrdingRules` objects