def _is_printable(char):
    category = unicodedata.category(char)
    return (not category.startswith("C") and
            (not category.startswith("Z") or category == "Zs"))
This method returns free ram, core on Node
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/api/validation/parameter_types.py/_is_printable--crossover with--dataset/ETHPy150Open MirantisWorkloadMobility/CloudFerry/cloudferry/condensation/node.py/Node.free_resources