python删除N天前文件

#/usr/bin/env python
# -*- coding:utf-8 -*-
#Author='Jun'
import os
import sys
import time

def removefiles(beftime, defalutpath='.'):
for i in os.listdir(path):
filename = path + os.sep + i
if os.path.getmtime(filename) < beftime:
try:
if os.path.isfile(filename):
os.remove(filename)
elif os.path.isdir(filename):
os.removedirs(filename)
else:
os.remove(filename)
print "%s remove success." % filename
except Exception as error:
print error
print "%s remove faild." % filename

if __name__ == "__main__":
try:
path = sys.argv[1]
breday = int(sys.argv[2])
bretime = time.time() - 3600 * 24 * breday
removefiles(bretime, path)
except Exception as e:
print e
sys.exit(-1)