Control music volume via remote controller

# Automation script for KDhome (Home automation system) - http://krystiand.net/projekt/12/kdhome

import kdhome
import ircodes

def run(cmd):
    subprocess.Popen(cmd, shell=True)

class Light(kdhome.KDHome):

    def __init__(self):
        super().__init__()

    def onIRPressedEvent(self, code):
        if code == ircodes.mediatech.MUTE:
            run("~/apps/sound_mute_toggle.sh")

    def onIRNewCodeEvent(self, code):
        if code == ircodes.mediatech.UP:
            run("amixer -c 0 set Master 2%+")
        if code == ircodes.mediatech.DOWN:
            run("amixer -c 0 set Master 2%-")

home = Light()
home.connect("localhost", 9999)
home.run()