code: func convertDatapointToStatsd(datapoint producers.Datapoint) (string, string, bool) {
  	val, err := normalize(datapoint.Value)
  	if err != nil {
  		// This is only debug-level because we expect many NaNs in regular usage
  		log.Debugf("Metric %s failed to convert: %q", datapoint.Name, err)
  		return "", "", false
  	}
  	return datapoint.Name, fmt.Sprintf("%d|g", val), true
  }
docs: // convertDatapointToStatsd attempts to convert a datapoint to a statsd format
  // name + value, returning a false ok flag if the conversion failed.