diff -Naur ./superpaper.orig/superpaper/wallpaper_processing.py ./superpaper/superpaper/wallpaper_processing.py
--- ./superpaper.orig/superpaper/wallpaper_processing.py	2022-02-18 19:21:23.816609240 -0500
+++ ./superpaper/superpaper/wallpaper_processing.py	2022-02-18 19:22:10.274255190 -0500
@@ -16,6 +16,8 @@
 from operator import itemgetter
 from threading import Lock, Thread, Timer
 
+from typing import List
+
 from PIL import Image, ImageOps, UnidentifiedImageError
 from screeninfo import get_monitors