How to use the art.utils.master_seed function in art

def setUp(self):
        master_seed(1234)

def test_master_seed_py(self):
        import random

        master_seed(1234)
        x = random.getrandbits(128)
        y = random.getrandbits(128)

        master_seed(1234)
        z = random.getrandbits(128)
        self.assertNotEqual(x, y)
        self.assertEqual(z, x)

def setUp(self):
        master_seed(1234)

def setUpClass(cls):
        master_seed(301)
        (x_train, y_train), (x_test, y_test), min_, max_ = load_mnist()
        y_train = np.argmax(y_train, axis=1)
        y_test = np.argmax(y_test, axis=1)
        zero_or_four = np.logical_or(y_train == 4, y_train == 0)
        x_train = x_train[zero_or_four]
        y_train = y_train[zero_or_four]
        tr_labels = np.zeros((y_train.shape[0], 2))
        tr_labels[y_train == 0] = np.array([1, 0])
        tr_labels[y_train == 4] = np.array([0, 1])
        y_train = tr_labels

        zero_or_four = np.logical_or(y_test == 4, y_test == 0)
        x_test = x_test[zero_or_four]
        y_test = y_test[zero_or_four]
        te_labels = np.zeros((y_test.shape[0], 2))
        te_labels[y_test == 0] = np.array([1, 0])

def setUp(self):
        # Set master seed
        master_seed(1234)

def setUp(self):
        master_seed(1234)

def setUp(self):
        master_seed(1234)

def setUp(self):
        # Set master seed
        master_seed(1234)

def setUp(self):
        # Set master seed
        master_seed(1234)

def setUp(cls):
        master_seed(42)