code: def test_create_image(self):
      t = Tensor.ones(128, 128, 1)
      t = t.reshape(128, 32, 4) + 3
      t.realize()
      np.testing.assert_array_equal(
          t.numpy(), np.ones((128, 32, 4)) * 4
      )
  
file_path: tinygrad/test/external/external_test_image.py
imports: import os
  import unittest
  import numpy
  from tinygrad.tensor import Tensor
  from tinygrad.nn import Conv2d
label_desc: Use image node_id 1 for calling the TestImage obj's underlying member method code with example usage: obj.test_create_image() without return types