python csv写入多列

import csvimport osdef main():    current_dir = os.path.abspath('.')    file_name = os.path.join(current_dir, "csss.csv")    csvfile = open(file_name, 'wt' ,encoding="UTF8")  #    writer=csv.writer(csvfile, delimiter=",")    header=['uel','title']    csvrow1=[]    csvrow2=[]    csvrow1.append("测试1")    csvrow1.append("测试2")    csvrow2.append("111")    csvrow2.append("222")    writer.writerow(header)    writer.writerows(zip(csvrow1,csvrow2))    csvfile.close()if __name__ == '__main__':    main()