## add_date(series_name, dates, values) {#str_datetimelist_floatlist} Adds new [ChartSeries](../../chartseries/) to this collection. Use this method to add series to any type of Area, Radar and Sto......to add series to any type of Area, Radar and Stock charts. ```python...VALUE, chart.axis_y.type) # 2 - Area chart with dates distributed...