code: def stream_realtime(self, stream, value):
          
  
          if not self.stream_iface_open:
              return
  
          reading = IOTileReading(0, stream, value)
  
          report = IndividualReadingReport.FromReadings(self.iotile_id, [reading])
          self.stream(report)
docs: Stream a realtime value as an IndividualReadingReport.
  
          If the streaming interface of the VirtualInterface this
          VirtualDevice is attached to is not opened, the realtime
          reading may be dropped.
  
          Args:
              stream (int): The stream id to send
              value (int): The stream value to send