def METHOD_NAME(test_case, device):
    np_arr = np.random.randn(2, 3, 4, 5)
    input1 = flow.tensor(np_arr, dtype=flow.float32, device=flow.device(device))
    input2 = 1
    of_out = input1 < input2
    np_out = np.less(np_arr, input2)
    test_case.assertTrue(np.array_equal(of_out.numpy(), np_out))