code: def verify(im1):
      im2 = original.copy()
      assert im1.size == im2.size
      pix1 = im1.load()
      pix2 = im2.load()
      for y in range(im1.size[1]):
          for x in range(im1.size[0]):
              xy = x, y
              p1 = pix1[xy]
              p2 = pix2[xy]
              assert (
                  p1 == p2
              ), f"got {repr(p1)} from mode {im1.mode} at {xy}, expected {repr(p2)}"
  
imports: from PIL import Image
  from .helper import hopper
label_desc: Use image node_id 1 for calling a global function with example usage: verify(im1) without return types