code: def test_mac_tiff(self):
      # Read RGBa images from macOS [@PIL136]
  
      filename = "Tests/images/pil136.tiff"
      with Image.open(filename) as im:
          assert im.mode == "RGBA"
          assert im.size == (55, 43)
          assert im.tile == [("raw", (0, 0, 55, 43), 8, ("RGBa", 0, 1))]
          im.load()
  
          assert_image_similar_tofile(im, "Tests/images/pil136.png", 1)
  
imports: import os
  from io import BytesIO
  import pytest
  from PIL import Image, ImageFile, TiffImagePlugin
  from PIL.TiffImagePlugin import RESOLUTION_UNIT, X_RESOLUTION, Y_RESOLUTION
  from .helper import assert_image_equal, assert_image_equal_tofile, assert_image_similar, assert_image_similar_tofile, hopper, is_pypy, is_win32
label_desc: Use image node_id 5 for calling the TestFileTiff obj's underlying member method code with example usage: obj.test_mac_tiff() without return types