    def save_token(self, token, request, *args, **kwargs):
        """Persist the token with a token type specific method.
        Currently, only save_bearer_token is supported.
        """
        return self.save_bearer_token(token, request, *args, **kwargs)
Persist the token with a token type specific method.
Currently, only save_bearer_token is supported.
jupyterhub/oauth/provider.py