code: def _get_load_balancer(load_balancer_tag, cluster_name, client_elb):
      paginator = client_elb.get_paginator("describe_load_balancers")
      for load_balancer_page in paginator.paginate(
          PaginationConfig={"PageSize": 20}
      ):
          load_balancers = {
              load_balancer["LoadBalancerName"]: load_balancer
              for load_balancer in load_balancer_page[
                  "LoadBalancerDescriptions"
              ]
          }
          tag_descriptions = client_elb.describe_tags(
              LoadBalancerNames=list(load_balancers.keys())
          )["TagDescriptions"]
          for tag_description in tag_descriptions:
              foundClusterNameTag = False
              foundLoadBalancerTag = False
              for tags in tag_description["Tags"]:
                  if (
                      tags["Key"] == "cortex.dev/cluster-name"
                      and tags["Value"] == cluster_name
                  ):
                      foundClusterNameTag = True
                  if (
                      tags["Key"] == "cortex.dev/load-balancer"
                      and tags["Value"] == load_balancer_tag
                  ):
                      foundLoadBalancerTag = True
              if foundClusterNameTag and foundLoadBalancerTag:
                  return load_balancers[
                      tag_description["LoadBalancerName"]
                  ]
  
      raise Exception(
          f"unable to find {load_balancer_tag} load balancer"
      )
  
label_desc: Use image node_id 6 for calling a global function with example usage: _get_load_balancer(load_balancer_tag, cluster_name, client_elb) and returns: load_balancers