updatecheck for i3blocklet

#!/usr/bin/env python3

import subprocess
pr = subprocess.Popen("checkupdates", stdout=subprocess.PIPE)
o,e = pr.communicate()
updates = False
if len(o) > 0:
    updates = True
if updates:
    print("Updates are available!\nUpdates!\n#00FF00")
else:
    print("Up-to-date\nUp-to-date\n#FFFFFF")