def get_aggregate(self):
    """Get the overall aggregate, including derived values."""
    tile_time_avg = {}
    result = {
      'tileCount': self.tile_counts.copy(),
      'tileTime': self.tile_times.copy(),
      'tileTimeAvgMs': tile_time_avg,
      'maxUptime': self.max_uptime,
    }
    for size, count in self.tile_counts.items():
      time = self.tile_times.get(size, 0)
      if time and count:
        # Compute average tile time in milliseconds.  The raw time is in
        # nanoseconds.
        tile_time_avg[size] = float(count / time) / float(1000*1000)
        logging.debug('tile-size: %s count: %d time: %d avg: %d', size, count, time, tile_time_avg[size])
    return result
dataset/ETHPy150Open googlearchive/compute-appengine-demo-suite-python/demo-suite/demos/fractal/main.py/ServerVarsAggregator.get_aggregate/swapped operands of `/`