## add_double(series_name, x_Values, y_Values) {#str_floatlist_floatlist} Adds new [ChartSeries](../../chartseries/) to this collection. Use this method to add series to any type of Scatter charts.......add_double(series_name, x_values, y_values) {#str_floatlist_floatlist}...series_name: str, x_values: List[float], y_values: List[float]): ...