def add_host_key(self, hostname, key):
        self.storage.add_host_key(hostname, key)
Run command with arguments and return its output as a byte string.
dataset/ETHPy150Open reviewboard/reviewboard/reviewboard/ssh/client.py/SSHClient.add_host_key--crossover with--dataset/ETHPy150Open projectatomic/atomic-reactor/atomic_reactor/util.py/backported_check_output