def add_series(self, name, values, number_format=0):
        series_idx = len(self._series_lst)
        series = _SeriesData(
            series_idx, name, values, self._categories, number_format
        )
        self._series_lst.append(series)
Add a series to this data set entitled *name* and having the data
dataset/ETHPy150Open scanny/python-pptx/pptx/chart/data.py/ChartData.add_series