code: def device_class(self, device_class):
          
          if device_class is not None and len(device_class) > 32:
              raise ValueError("Invalid value for `device_class`, length must be less than or equal to `32`")
  
          self._device_class = device_class
docs: Sets the device_class of this DeviceData.
          An ID representing the model and hardware revision of the device.
  
          :param device_class: The device_class of this DeviceData.
          :type: str