Makes a request using the currently open session.

        :param url: A url fragment to use in the creation of the master url

def _request(self, url, params={}):
        """Makes a request using the currently open session.

        :param url: A url fragment to use in the creation of the master url
        """
        r = self._session.get(url=url, params=params, headers=DEFAULT_ORIGIN)
        return r