def test_noArguments(self):
        sys = FakeSys(["eliotfilter"], b"")
        result = main(sys)
        self.assertEqual(sys.stderr.getvalue(), USAGE)
        self.assertEqual(result, 1)
Reads dimensions for a zone from given Plot3D stream. `dim` is the expected
dataset/ETHPy150Open ClusterHQ/eliot/eliot/tests/test_filter.py/MainTests.test_noArguments--crossover with--dataset/ETHPy150Open OpenMDAO/OpenMDAO-Framework/openmdao.lib/src/openmdao/lib/datatypes/domain/plot3d.py/_read_plot3d_dims