code: async def destroy_relation(self, local_relation, remote_relation):
          
          if ':' not in local_relation:
              local_relation = '{}:{}'.format(self.name, local_relation)
  
          app_facade = client.ApplicationFacade.from_connection(self.connection)
  
          log.debug(
              'Destroying relation %s <-> %s', local_relation, remote_relation)
  
          return await app_facade.DestroyRelation([
              local_relation, remote_relation])
docs: Remove a relation to another application.
  
          :param str local_relation: Name of relation on this application
          :param str remote_relation: Name of relation on the other
              application in the form '<application>[:<relation_name>]'