def instance_get_by_uuid(context, uuid, columns_to_join=None):
    return IMPL.instance_get_by_uuid(context, uuid, columns_to_join)
Get an instance or raise if it does not exist.
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/db/api.py/instance_get_by_uuid