1 
  2 
  3 
  4 
  5 
  6 
  7 
  8 
  9 
 10 
 11 
 12 
 13 
 14 
 15 
 16 
 17 
 18 
 19 
 20 
 21 
 22 
 23 
 24 
 25 
 26 
 27 
 28 
 29 
 30 
 31 
 32 
 33 
 34 
 35 
 36 
 37 
 38 
 39 
 40 
 41 
 42 
 43 
 44 
 45 
 46 

#! /usr/bin/env python
#coding=utf-8
import os, sys
import fnmatch

space = 4
stack = {0:''}

def path_line(level, path, is_dir, is_last):
    s = []
    leading = stack[level-1]

    if is_dir:
        path = path+'/'

    if is_last:
        s.append(leading + '`-- ' + path)
        leading += '    '
    else:
        s.append(leading + '|-- ' + path)
        leading += '|   '

    stack[level] = leading

    return ''.join(s)

def walk(dir, level=1, skips=['.svn', '*.pyc']):
    r = []
    dirs = [x for x in os.listdir(dir) if not any([fnmatch.fnmatch(x, y) for y in skips])]
    num = len(dirs)
    for i, path in enumerate(sorted(dirs, cmp=lambda x,y: cmp(x.lower(), y.lower()))):
        p = os.path.join(dir, path)
        flag = os.path.isdir(p)
        r.append(path_line(level, path, flag, i==num-1))
        if flag:
            r.extend(walk(p, level+1, skips=skips))

    return r

if __name__ == '__main__':
    if len(sys.argv) == 1:
        path = '.'
    else:
        path = sys.argv[1]
    print path
    print '\n'.join(walk(path))