arch/roles/dots/files/home/bin/pywall.py

#!/bin/python3

import os
import random
import time
import sys

path = '/home/fs/Pictures/pic/new_hidpi_wallpaper'
# path = '/home/fs/Pictures/pic/mafu_wallpaper/'
minute = 10


server = os.getenv('XDG_SESSION_TYPE')

if server == 'wayland':
    command = 'killall swaybg; swaybg -i "{}" -m fill &'
else:
    command = 'feh --randomize --bg-fill "{}"'


if len(sys.argv) > 1:

    if sys.argv[1] == '-w':
        while True:
            files = [os.path.join(path, f) for f in os.listdir(path) if os.path.isfile(os.path.join(path, f))]
            random_file = random.choice(files)
            os.system(command.format(random_file))
            time.sleep(minute * 60)

    elif sys.argv[1] == 'black':
        p = '/home/fs/Pictures/blank.png'
        os.system(command.format(p))

    if sys.argv[1] == '-r':
        files = [os.path.join(path, f) for f in os.listdir(path) if os.path.isfile(os.path.join(path, f))]
        random_file = random.choice(files)
        os.system(command.format(random_file))
        exit()

    else:
        os.system(command.format(sys.argv[1]))
        exit()