def __missing__(self, key):
        if self.default_factory is None:
            raise KeyError(key)
        else:
            ret = self[key] = self.default_factory(name=key)
            return ret
def __init__(self, api, name):
        super(V1Routing, self).__init__(api, name,
                                        description='Current version of navitia API',
                                        status='current',
                                        index_endpoint='index')