“documentation for https://www.googleapis.com/oauth2/v4/token” Code Answer

>>> # Credentials you get from registering a new application

>>> client_id = '<the id you get from google>.apps.googleusercontent.com'

>>> client_secret = '<the secret you get from google>'

>>> redirect_uri = 'https://your.registered/callback'

​

>>> # OAuth endpoints given in the Google API documentation

>>> authorization_base_url = "https://accounts.google.com/o/oauth2/v2/auth"

>>> token_url = "https://www.googleapis.com/oauth2/v4/token"

>>> scope = [

...     "https://www.googleapis.com/auth/userinfo.email",

...     "https://www.googleapis.com/auth/userinfo.profile"

... ]

​

>>> from requests_oauthlib import OAuth2Session

>>> google = OAuth2Session(client_id, scope=scope, redirect_uri=redirect_uri)

​

>>> # Redirect user to Google for authorization

>>> authorization_url, state = google.authorization_url(authorization_base_url,

...     # offline for refresh token

...     # force to always make user click authorize

...     access_type="offline", prompt="select_account")

>>> print 'Please go here and authorize,', authorization_url

​

>>> # Get the authorization verifier code from the callback url

>>> redirect_response = raw_input('Paste the full redirect URL here:')

​

>>> # Fetch the access token

>>> google.fetch_token(token_url, client_secret=client_secret,

...         authorization_response=redirect_response)

​

>>> # Fetch a protected resource, i.e. user profile

>>> r = google.get('https://www.googleapis.com/oauth2/v1/userinfo')

>>> print r.content

​