rand_wallpaper.py

#!/usr/bin/env python3

import requests
import os
import random
import string
import time

def rand_name():
	return "/tmp/" + ''.join(random.SystemRandom().choice(string.ascii_uppercase + string.digits) for _ in range(15)) + ".jpg"

def get_bg():
	while True:
		name = rand_name()
		resp = requests.get("https://source.unsplash.com/random")
		with open(name, "wb") as imag:
			imag.write(resp.content)
		os.system("feh --bg-fill " + name)
		time.sleep(900)

if __name__ == "__main__":
	get_bg()