def for_signed_dtypes_combination(names=['dtype'], full=None):
    return for_dtypes_combination(_signed_dtypes, names=names, full=full)
User LabelCommands can execute when a label is provided
dataset/ETHPy150Open pfnet/chainer/cupy/testing/helper.py/for_signed_dtypes_combination--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.2/tests/regressiontests/admin_scripts/tests.py/CommandTypes.test_label_command