#!/usr/bin/python3

import evdev
import time

dev = evdev.InputDevice('/dev/input/by-path/pci-0000:00:12.2-usb-0:4.4:1.0-event-mouse')

dev.grab()

for event in dev.read_loop():
    if not event.code:
        continue
    print('event code: ', event.code)
    if event.code == 274 and event.value == 1:
        print("2h record requested")
        time.sleep(3)
    # remove pending event after job before waiting for a new one
    while dev.read_one():
        pass
    print('iteration done')