Tweaks to get rauth's Facebook example working with Python 3.

facebook-cli-py3.py

from rauth import OAuth2Service

import re
import webbrowser

try:
    read_input = raw_input
except NameError:
    read_input = input

# Get a real client id and secret from:
# 
#   https://developers.facebook.com/apps

facebook = OAuth2Service(
    client_id='440483442642551',
    client_secret='cd54f1ace848fa2a7ac89a31ed9c1b61',
    name='facebook',
    authorize_url='https://graph.facebook.com/oauth/authorize',
    access_token_url='https://graph.facebook.com/oauth/access_token',
    base_url='https://graph.facebook.com/')

redirect_uri = 'https://www.facebook.com/connect/login_success.html'

params = {'scope': 'read_stream',
          'response_type': 'token',
          'redirect_uri': redirect_uri}

authorize_url = facebook.get_authorize_url(**params)

print('Visit this URL in your browser: {url}'.format(url=authorize_url))
webbrowser.open(authorize_url)

url_with_code = read_input('Copy URL from your browser\'s address bar: ')
access_token = re.search('\#access_token=([^&]*)', url_with_code).group(1)
session = facebook.get_session(access_token)

user = session.get('me').json()

print('Currently logged in as: {user}'.format(user=user['username']))