python|批量修改文件名

参考：https://www.runoob.com/note/27030

import os

path = "E:/网页下载/change/"
fileList = os.listdir(path)
for i in range(len(fileList)):
    oldname = path + os.sep + fileList[i]  # os.sep添加系统分隔符
    newname = path + os.sep + fileList[i][:8] + fileList[i][-4:]
    os.rename(oldname, newname)
    print(oldname, '======>', newname)