import xlsxwriterworkbook=xlsxwriter.Workbook('chart.xlsx')sheet1=workbook.add_worksheet('chart')bold=workbook.add_format()bold.set_bold()title=['kemu','ke1','ke2','ke3','ke4']data=[['zhangsan',60,85,75,100],['lisi',78,89,67,30],['wangwu',77,66,89,98]]mychart = workbook.add_chart({'type':'column'})sheet1.write_row('G1',title,bold)for i in range(len(data)):    row=i+2    sheet1.write_row('G{}'.format(row),data[i])    mychart.add_series({'name':'=chart!$G${}'.format(row),                       'categories':'=chart!$H$1:$L$1',                       'values':'=chart!$H${}:$L${}'.format(row,row)})mychart.set_title({'name':'this is a test'})sheet1.insert_chart('G10',mychart)workbook.close()