python批量重命名

import os,syspath = "D:/ps-pdf2/"# 获取该目录下全部文件，存入列表中fileList = os.listdir(path)n=11while n<99 :    oldname = "PyQt5快速开发与实战电子书-" + str(n + 1) + ".jpg"    newname = "PyQt5快速开发与实战电子书-" + "0" + str(n + 1) + ".jpg"    oldname2 = path + oldname    newname2 = path + newname    os.rename(oldname2, newname2)    print(oldname2, newname2)    n+=1