code: def sync_networks(self):
          
          nets = self.neutronclient.list_networks()
          for net in nets.get("networks"):
              LOG.info("Syncing network %s", net["id"])
              self.network_create_func(net)
          subnets = self.neutronclient.list_subnets()
          for subnet in subnets.get("subnets"):
              LOG.info("Syncing subnet %s", subnet["id"])
              self.create_subnet(subnet)
docs: sync networks.
  
          It will retrieve networks from neutron and populate
          them in dfa database and dcnm