def access_token(self, request_token, request_secret):
        """Returns access_token, access_secret"""
        logging.debug("Getting access token from %s:%d",
                      self.server, self.port)
        self.access_token, self.access_secret = \
            self._token("/oauth/accessToken", request_token, request_secret)
        return self.access_token, self.access_secret
Returns access_token, access_secret