#!/usr/bin/python
from os.path import basename, isdir
from os import listdir
def traverse(path, depth=0):
prefix = depth* '| ' + '|_'
if(isdir(path)):
print prefix, basename(path)
for item in listdir(path):
traverse(path+'/'+item, depth+1)
else:
print prefix, basename(path)
if __name__ == '__main__':
traverse('./')
