def METHOD_NAME():
    array_input = [[1, 2, 3], [4.5, 6.3, 2.2]]
    test_array = np.array(array_input)
    # Test conversion on initialization
    cls = AttrsDemoClass(w=0, x=1, array=array_input)
    np.testing.assert_allclose(test_array, cls.array)
    # Test converstion on reset
    cls.array = array_input
    np.testing.assert_allclose(test_array, cls.array)