def add_repo_gpg_key(self, url):
        raise NotImplementedError()
Perform actions on the node's cryptographic tokens.
dataset/ETHPy150Open ceph/ceph-deploy/ceph_deploy/util/pkg_managers.py/PackageManager.add_repo_gpg_key--crossover with--dataset/ETHPy150Open ganeti/ganeti/lib/backend.py/GetCryptoTokens