Enable tapping without a desktop environment

configure-touchpad.py

#!/usr/bin/env python

import subprocess
import re

XINPUT = "xinput list"
ID_RE = "id=([0-9]+)"
TAPPING_ENABLE_COMMAND = "libinput Tapping Enabled"


def touchpadId():
    data = subprocess.getoutput(XINPUT).split("\n")
    data = list(filter(lambda s: "TouchPad" in s, data))
    data = data[0]
    m = re.search(ID_RE, data)
    id = int( m.group(1))
    return id


def setupTap(id, enable=True):
    cmd = ["xinput",
           "--set-prop", str(id),
           TAPPING_ENABLE_COMMAND, str(int(enable))]  
    return subprocess.call(cmd)
    


if __name__ == "__main__":
    id = touchpadId()
    setupTap(id)