code: def extract_scheduler_location(self, topology):
      
      schedulerLocation = {
          "name": None,
          "http_endpoint": None,
          "job_page_link": None,
      }
  
      if topology.scheduler_location:
        schedulerLocation["name"] = topology.scheduler_location.topology_name
        schedulerLocation["http_endpoint"] = topology.scheduler_location.http_endpoint
        schedulerLocation["job_page_link"] = \
            topology.scheduler_location.job_page_link[0] \
            if len(topology.scheduler_location.job_page_link) > 0 else ""
  
      return schedulerLocation
docs: Returns the representation of scheduler location that will
      be returned from Tracker.