Jsonizing your fs

jsonize_fs.py

import json
import os
import sys

def makeTree(path):
    t = {path:{}}
    tree(path, t[path])
    return t

def tree(path, t):
    t['size'] = os.stat(path).st_size
    t['children'] = {}
    if os.path.isdir(path):
        for child in os.listdir(path):
            t['children'][child] = {}
    for key in t['children']:
        nextChild = path + os.sep +  key
        tree(nextChild, t['children'][key])

if __name__ == '__main__':
    if len(sys.argv) < 2:
        print 'Usage: python jsonize_fs.py <dir>'
        sys.exit(1)
    print json.dumps(makeTree(sys.argv[1]), indent=4)