feat: comments for wallpaper_random.py

home/linux/desktop/wallpaper/wallpaper_random.py

@@ -1,5 +1,12 @@
 #!/usr/bin/env python3
 
+"""
+This script will randomly select a wallpaper from the wallpapers directory.
+It will skip the last wallpaper used, so that you don't get the same wallpaper.
+
+It will also set the wallpaper using `feh` for X11, or `swaybg` for Wayland.
+"""
+
 import os
 import time
 import random