def verify(self, **kwargs):
        super(RegistrationResponse, self).verify(**kwargs)

        has_reg_uri = "registration_client_uri" in self
        has_reg_at = "registration_access_token" in self
        if has_reg_uri != has_reg_at:
            raise VerificationError((
                    "Only one of registration_client_uri"
                    " and registration_access_token present"), self)

        return True
Implementations MUST either return both a Client Configuration Endpoint
dataset/ETHPy150Open rohe/pyoidc/src/oic/oic/message.py/RegistrationResponse.verify