#coding=utf-8
import os
import string


def re_file():
path = os.getcwd()
#filelist = os.listdir(path) #该文件夹下所有的文件（包括文件夹）
for root, dirs,files in os.walk(path):
for  name in files: #遍历所有文件
pathname = os.path.splitext(os.path.join(root,name))
if(pathname[1] != ".txt" and pathname[1] != ".png" and pathname[1] != ".exe"and pathname[1] != ".bin"): #删除不是.txt的文件
os.remove(os.path.join(root,name))


def re_name():
path = os.getcwd()
# filelist = os.listdir(path) #该文件夹下所有的文件（包括文件夹）
for root, dirs, files in os.walk(path):
for name in files:  # 遍历所有文件
pos = name.find(".tab.out")  # 把文件带有.tab.out的字符删除
if (pos == -1):
continue
newname = name[0:pos] + name[pos + 8:]
os.rename(os.path.join(root, name), os.path.join(root, newname))


re_file()
re_name()