Script get access token facebook [script python]

import requests
import json

_banner_ = '''
   +=+=+=+=+=+=+=+=+=+=+=+=+=+=+
  +++=== GET TOKEN FACEBOOK ===+++
 ++== Tools Get Token Facebook ==++
+= No Spam Dettect Server Facebook =+
+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=

# author : thePriVat
# contact: theprivat@khoirulrisqi.com
'''
user=raw_input('username/email: ')
passw=raw_input('password: ')
get = requests.get('https://b-api.facebook.com/method/auth.login?access_token=237759909591655%25257C0f140aabedfb65ac27a739ed1a2263b1&format=json&sdk_version=2&email='+user+'&locale=en_US&password='+passw+'&sdk=ios&generate_session_cookies=1&sig=3f555f99fb61fcd7aa0c44f58f522ef6')

up = get.content
pu = json.loads(up)
if "session_key" in up:
	print
	print _banner_
	print 'username:' + pu['identifier']
	print 'token:' + pu["access_token"]
	open(user+'-token.txt', 'a').write(pu["access_token"])
	print
	print 'saved file to '+user+'-token.txt'
else:
	print 'maaf username/password salah'