code: def test_map_nd_2d():
      arr = np.arange(10).reshape([5, 2])
      expected = np.array(
          [
              [False, False],
              [False, False],
              [False, False],
              [True, True],
              [True, True],
          ]
      )
      actual = matrix.map_nd(_is_gt_5, arr)
      assert matrix.every_nd(bool, expected == actual)
  
label_desc: Use image node_id 2 for calling a global function with example usage: test_map_nd_2d() without return types