client.py 文件源码

def step1_get_authorize_url(self, redirect_uri=None):
    """Returns a URI to redirect to the provider.

    Args:
      redirect_uri: string, Either the string 'urn:ietf:wg:oauth:2.0:oob' for
          a non-web-based application, or a URI that handles the callback from
          the authorization server. This parameter is deprecated, please move to
          passing the redirect_uri in via the constructor.

    Returns:
      A URI as a string to redirect the user to begin the authorization flow.
    """
    if redirect_uri is not None:
      logger.warning(('The redirect_uri parameter for'
          'OAuth2WebServerFlow.step1_get_authorize_url is deprecated. Please'
          'move to passing the redirect_uri in via the constructor.'))
      self.redirect_uri = redirect_uri

    if self.redirect_uri is None:
      raise ValueError('The value of redirect_uri must not be None.')

    query = {
        'response_type': 'code',
        'client_id': self.client_id,
        'redirect_uri': self.redirect_uri,
        'scope': self.scope,
        }
    query.update(self.params)
    parts = list(urlparse.urlparse(self.auth_uri))
    query.update(dict(parse_qsl(parts[4]))) # 4 is the index of the query part
    parts[4] = urllib.urlencode(query)
    return urlparse.urlunparse(parts)