

@property
def _categories_ref(self):
    '\n        The Excel worksheet reference to the categories for this series.\n        '
    end_row_number = (len(self._categories) + 1)
    return ('Sheet1!$A$2:$A$%d' % end_row_number)

dataset/ETHPy150Open scanny/python-pptx/pptx/chart/data.py _SeriesData._categories_ref/original