def instance_add(self, context, node_group, values):
        values = copy.deepcopy(values)
        values = _apply_defaults(values, INSTANCE_DEFAULTS)
        values['tenant_id'] = context.tenant_id
        return self.db.instance_add(context, node_group, values)
Create an Instance from the values dictionary.
dataset/ETHPy150Open openstack/sahara/sahara/conductor/manager.py/ConductorManager.instance_add