AttributeError: module 'PIL.Image' has no attribute 'ANTIALIAS'

[GrimPixel]

Traceback (most recent call last):
  File "/home/user/Apps/144_blocks/144_blocks.py", line 344, in <module>
    (colour_arr, block_size, acts) = read_settings_file(settings_filename, root)    
                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/user/Apps/144_blocks/read_write.py", line 69, in read_settings_file
    act_image = tk.PhotoImage(master=tk_master, file=shrinkImage(config['activities'][act]['icon'],SIZE_SETTING))
                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/user/Apps/144_blocks/read_write.py", line 49, in shrinkImage
    img = img.resize((basewidth, hsize), PIL.Image.ANTIALIAS)
                                         ^^^^^^^^^^^^^^^^^^^
AttributeError: module 'PIL.Image' has no attribute 'ANTIALIAS'

It works well after removing , PIL.Image.ANTIALIAS.