code: def check_for_lounge_upgrade(self, email, password):
          
          schema = ReleaseSchema()
          resp = self.service.post(self.base+'lounge/check/',
                                   json={'email': email, 'password': password})
          return self.service.decode(schema, resp)
docs: Check the CDRouter Support Lounge for eligible upgrades using your
          Support Lounge email & password.
  
          :param email: CDRouter Support Lounge email as a string.
          :param password: CDRouter Support Lounge password as a string.
          :return: :class:`system.Release <system.Release>` object
          :rtype: system.Release