import os
current_dir="D:\百度网盘\Download\F-罚丨Z\\" #需要改
file_iterator = os.scandir(current_dir)
for file_info in file_iterator:
houzhui = file_info.name.split(".")
if len(houzhui)>=2:
if houzhui[1] == "pdf":
name = houzhui[0]+".mp4"
name0 = current_dir+file_info.name
name1 = current_dir+name
os.rename(name0, name1)
标签：info,name,后缀,houzhui,current,MP4,file,PDF,dir From： https://www.cnblogs.com/qj696/p/17754021.html