code: def update_from(self, res_list):
          
          for res in res_list:
              # We access the properties dictionary, in order to make sure
              # we don't drive additional HMC interactions.
              name = res.properties.get(self._manager._name_prop, None)
              uri = res.properties.get(self._manager._uri_prop, None)
              self.update(name, uri)
docs: Update the Name-URI cache from the provided resource list.
  
          This is done by going through the resource list and updating any cache
          entries for non-empty resource names in that list. Other cache entries
          remain unchanged.