code: def UpdateHuntObject(self,
                         hunt_id,
                         duration=None,
                         client_rate=None,
                         client_limit=None,
                         hunt_state=None,
                         hunt_state_comment=None,
                         start_time=None,
                         num_clients_at_start_time=None):
      
docs: Updates the hunt object by applying the update function.
  
      Each keyword argument when set to None, means that that corresponding value
      shouldn't be updated.
  
      Args:
        hunt_id: Id of the hunt to be updated.
        duration: A maximum allowed running time duration of the flow.
        client_rate: Number correpsonding to hunt's client rate.
        client_limit: Number corresponding hunt's client limit.
        hunt_state: New Hunt.HuntState value.
        hunt_state_comment: String correpsonding to a hunt state comment.
        start_time: RDFDatetime corresponding to a start time of the hunt.
        num_clients_at_start_time: Integer corresponding to a number of clients at
          start time.