def set_default_command(self, command_name):
        self._default_command = command_name
Creates a new volume in the given virtual datacenter
dataset/ETHPy150Open sdispater/cleo/cleo/application.py/Application.set_default_command--crossover with--dataset/ETHPy150Open nacx/kahuna/kahuna/plugins/environment/cloud/storage.py/CloudStorage.create_volume