Goo.gl URL shortener

import urllib
import json


def GooGL(url):
    params = urllib.urlencode({'security_token': None, 'url': url})
    f = urllib.urlopen('http://goo.gl/api/shorten', params)
    return json.loads(f.read())['short_url']
    
print GooGL('http://www.google.com')