def revive_host(self, host):
        self.mock_down_hosts.remove(host)
Removes the |Envelope| associated with the given unique identifier
dataset/ETHPy150Open mongodb/mongo-python-driver/test/pymongo_mocks.py/MockClient.revive_host--crossover with--dataset/ETHPy150Open slimta/python-slimta/slimta/queue/__init__.py/QueueStorage.remove