code: def Stop(self, reason=None):
      
      self._RemoveForemanRule()
      self.hunt_obj.Set(self.hunt_obj.Schema.STATE("STOPPED"))
      self.hunt_obj.Flush()
  
      self._CreateAuditEvent("HUNT_STOPPED")
  
      if reason:
        notification_lib.Notify(
            self.token.username,
            rdf_objects.UserNotification.Type.TYPE_HUNT_STOPPED, reason,
            rdf_objects.ObjectReference(
                reference_type=rdf_objects.ObjectReference.Type.HUNT,
                hunt=rdf_objects.HuntReference(
                    hunt_id=self.hunt_obj.urn.Basename())))
docs: Cancels the hunt (removes Foreman rules, resets expiry time to 0).