fname = input("请输入要写入的文件：")
fo = open(fname, "w+")
ls = ["清明时节雨纷纷，","路上行人欲断魂，","借问酒家何处有？","牧童遥指杏花村。"]
fo.writelines(ls)
fo.seek(0)
for line in fo:
    print(line)
fo.close()