其他方式：
from os import walk
>>> for filename, subdirs, dirs in walk('/home'):
... print (filename, subdirs, dirs)输出：
home/di/workspace/local2stream/mediaelement/.git/info [] ['exclude']
/home/di/workspace/local2stream/mediaelement/.git/logs ['refs']
['HEAD'] /home/di/workspace/local2stream/mediaelement/.git/logs/refs
['remotes', 'heads'] []
/home/di/workspace/local2stream/mediaelement/.git/logs/refs/remotes
['origin'] []
/home/di/workspace/local2stream/mediaelement/.git/logs/refs/remotes/origin
[] ['HEAD']
/home/di/workspace/local2stream/mediaelement/.git/logs/refs/heads []
['master'] /home/di/workspace/local2stream/mediaelement/.git/objects
['info', 'pack'] []
/home/di/workspace/local2stream/mediaelement/.git/objects/info [] []
/home/di/workspace/local2stream/mediaelement/.git/objects/pack []
['pack-a378eaa927a4825f049faf10bab35cf5d94545f1.idx',
'pack-a378eaa927a4825f049faf10bab35cf5d94545f1.pack']
/home/di/workspace/local2stream/mediaelement/.git/refs ['tags',
'remotes', 'heads'] []
/home/di/workspace/local2stream/mediaelement/.git/refs/tags [] []
/home/di/workspace/local2stream/mediaelement/.git/refs/remotes
['origin'] []
/home/di/workspace/local2stream/mediaelement/.git/refs/remotes/origin
[] ['HEAD']
/home/di/workspace/local2stream/mediaelement/.git/refs/heads []
['master']