#!/usr/bin/python3

import pyatspi
import subprocess
import time

desktop = pyatspi.Registry.getDesktop(0)
for app in desktop:
    pid = app.get_process_id()
    try:
        cmdline = subprocess.check_output('cat /proc/%s/cmdline' % pid, shell=True, universal_newlines=True)
    except:
        cmdline = '(exception encountered)'

    print(time.strftime("%H:%M:%S", time.localtime()), "  pid: %5s  %s  %s" % (pid, app, cmdline))