code: def advance_operation_time(self, operation_time):
          
          if not isinstance(operation_time, Timestamp):
              raise TypeError("operation_time must be an instance "
                              "of bson.timestamp.Timestamp")
          self._advance_operation_time(operation_time)
docs: Update the operation time for this session.
  
          :Parameters:
            - `operation_time`: The
              :data:`~pymongo.client_session.ClientSession.operation_time` from
              another `ClientSession` instance.