Loads an idp server that accepts the target backend name in the endpoint url
         ex: /<backend_name>/sso/redirect

        :type context: The current context
        :rtype: saml.server.Server

        :param context:
        :return: An idp server

def _load_idp_dynamic_endpoints(self, context):
        """
        Loads an idp server that accepts the target backend name in the endpoint url
         ex: /<backend_name>/sso/redirect

        :type context: The current context
        :rtype: saml.server.Server

        :param context:
        :return: An idp server
        """
        target_entity_id = context.target_entity_id_from_path()
        idp_conf_file = self._load_endpoints_to_config(context.target_backend, target_entity_id)
        idp_config = IdPConfig().load(idp_conf_file, metadata_construction=False)
        return Server(config=idp_config)