code: def _auth_with_code(session, authorization_code):
      
      # Make a token request.
      token_request_data = {
          'client_id': OAUTH2_CLIENT_ID,
          'client_secret': OAUTH2_CLIENT_SECRET,
          'code': authorization_code,
          'grant_type': 'authorization_code',
          'redirect_uri': 'urn:ietf:wg:oauth:2.0:oob',
      }
      res = _make_token_request(session, token_request_data)
      return res['access_token'], res['refresh_token']
docs: Authenticate using OAuth authorization code.
  
      Raises GoogleAuthError if authentication fails.
  
      Returns access token string and refresh token string.