code: def get_operator_url(cluster_name, region):
      client_elbv2 = boto3.client("elbv2", region_name=region)
  
      paginator = client_elbv2.get_paginator("describe_load_balancers")
      for load_balancer_page in paginator.paginate(
          PaginationConfig={"PageSize": 20}
      ):
          load_balancers = {
              load_balancer["LoadBalancerArn"]: load_balancer
              for load_balancer in load_balancer_page["LoadBalancers"]
          }
          tag_descriptions = client_elbv2.describe_tags(
              ResourceArns=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"] == "operator"
                  ):
                      foundLoadBalancerTag = True
              if foundClusterNameTag and foundLoadBalancerTag:
                  load_balancer = load_balancers[
                      tag_description["ResourceArn"]
                  ]
                  return load_balancer["DNSName"]
  
label_desc: Use image node_id 2 for calling a global function with example usage: get_operator_url(cluster_name, region) and returns: load_balancer