def rename_process():
    """
    Try to rename the qtile process if py-setproctitle is installed:

    http://code.google.com/p/py-setproctitle/

    Will fail silently if it's not installed. Setting the title lets you do
    stuff like "killall qtile".
    """
    try:
        import setproctitle

        setproctitle.setproctitle("qtile")
    except ImportError:
        pass

    Try to rename the qtile process if py-setproctitle is installed:

    http://code.google.com/p/py-setproctitle/

    Will fail silently if it's not installed. Setting the title lets you do
    stuff like "killall qtile".
    
libqtile/scripts/start.py