code: def event_type(self, event_type):
          
          if event_type is not None and len(event_type) > 100:
              raise ValueError("Invalid value for `event_type`, length must be less than or equal to `100`")
  
          self._event_type = event_type
docs: Sets the event_type of this DeviceEventData.
          Event code
  
          :param event_type: The event_type of this DeviceEventData.
          :type: str