python 获取文件下所有文件或目录os.walk()的实例

import os
def walk(path):
 if not os.path.exists(path):
  return -1
 for root,dirs,names in os.walk(path):
  for filename in names:
   print(os.path.join(root,filename)) #路径和文件名连接构成完整路径
if __name__=='__main__':
 path = "C:\\Users\\Administrator\\Desktop\\2017-9-1"
 walk(path)

C:\Users\Administrator\Desktop\2017-9-1\2017-9-1.txt
C:\Users\Administrator\Desktop\2017-9-1\2017-9-1storage.txt
C:\Users\Administrator\Desktop\2017-9-1\apk.conf
C:\Users\Administrator\Desktop\2017-9-1\数据采集导入质量统计_2017-09-01.docx
C:\Users\Administrator\Desktop\2017-9-1\test1\2017-9-1.txt
C:\Users\Administrator\Desktop\2017-9-1\test2\2017-9-1.txt