@staticmethod
    def _acr_claims(areq):
        try:
            acrdef = areq["claims"]["id_token"]["acr"]
        except KeyError:
            return None
        else:
            if isinstance(acrdef, dict):
                try:
                    return [acrdef["value"]]
                except KeyError:
                    try:
                        return acrdef["values"]
                    except __HOLE__:
                        pass

        return None
dataset/ETHPy150Open rohe/pyoidc/src/oic/oauth2/provider.py/Provider._acr_claims