gistfile1.py

def publish_to_wall(user,unfriend):
    """Prints out a pretty unfriends notice"""
    logging.info('Posting message to %s' % user.id)
    args = {'access_token':user.access_token,
            'message':'is no longer friends with %s.' % (unfriend['name']),
            'picture':'http://graph.facebook.com/%s/picture' % unfriend['id'],
            'link':'http://drama-lama.appspot.com',
            'description': 'DramaLama - the unfriending monitor.',
            }
    post_args = urllib.urlencode(args)
    urllib.urlopen("http://graph.facebook.com/%s/feed" % user.id, post_args)

gistfile2.py

args={'object':'user',
      'fields':'name,friends',
      'callback_url':'http://drama-lama.appspot.com/realtime',
      'verify_token':'MY_VERIFY_TOKEN',
      'access_token':'MY_OAUTH_ACCESS_TOKEN',
      }
url = "https://graph.facebook.com/FACEBOOK-APP-ID/subscriptions"
f=urllib.urlopen(url, urllib.urlencode(args))
f.read()

gistfile3.py

>>> urllib.urlopen('http://graph.facebook.com/chris.agerton').read()
'{"id":"7952138","name":"Chris Agerton","first_name":"Chris","last_name":"Agerton","link":"http:\\/\\/www.facebook.com\\/chris.agerton"}'