code: def add_reading(self, reading):
          
  
          is_break = False
          utc = None
  
          if reading.stream in self._break_streams:
              is_break = True
  
          if reading.stream in self._anchor_streams:
              utc = self._anchor_streams[reading.stream](reading)
  
          self.add_point(reading.reading_id, reading.raw_time, utc, is_break=is_break)
docs: Add an IOTileReading.