python 遍历文件并获得文件的修改时间

# -*- coding: utf-8 -*-
import os
import sys
import time

reload(sys)
sys.setdefaultencoding('utf8')


path = u"D:\VPN\代码\数据仓库存储过程修改备份"
for root, dir, files in os.walk(path):
    for file in files:
        full_path = os.path.join(root, file)
        #print(full_path)
        #print(file)
        mtime = os.stat(full_path).st_mtime
        file_modify_time = time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(mtime))
        print("{0} 修改时间是: {1}".format(full_path,file_modify_time))