human
Solve the following python programming problem given the following code:
@arg('command', help='Long-running    command    to    run    in    a    subprocess.\n')
@arg('command_args', metavar='arg', nargs='*', help='Command    arguments.\n\nNote:    Use    --    before    the    command    arguments,    otherwise    watchmedo    will\ntry    to    interpret    them.\n')
@arg('-d', '--directory', dest='directories', metavar='directory', action='append', help='Directory    to    watch.    Use    another    -d    or    --directory    option    for    each    directory.')
@arg('-p', '--pattern', '--patterns', dest='patterns', default='*', help='matches    event    paths    with    these    patterns    (separated    by    ;).')
@arg('-i', '--ignore-pattern', '--ignore-patterns', dest='ignore_patterns', default='', help='ignores    event    paths    with    these    patterns    (separated    by    ;).')
@arg('-D', '--ignore-directories', dest='ignore_directories', default=False, help='ignores    events    for    directories')
@arg('-R', '--recursive', dest='recursive', default=False, help='monitors    the    directories    recursively')
@arg('--interval', '--timeout', dest='timeout', default=1.0, help='use    this    as    the    polling    interval/blocking    timeout')
@arg('--signal', dest='signal', default='SIGINT', help='stop    the    subprocess    with    this    signal    (default    SIGINT)')
@arg('--kill-after', dest='kill_after', default=10.0, help='when    stopping,    kill    the    subprocess    after    the    specified    timeout    (default    10)')
@expects_obj
def auto_restart(args):
assistant
#Here is the Python program you requested.

    """Subcommand to start a long-running subprocess and restart it
    on matched events.
    :param args:
    Command line argument options.
    """
    from watchdog.observers import Observer
    from watchdog.tricks import AutoRestartTrick
    import signal
    import re
    if (not args.directories):
        args.directories = ['.']
    if re.match('^SIG[A-Z]+$', args.signal):
        stop_signal = getattr(signal, args.signal)
    else:
        stop_signal = int(args.signal)
    def handle_sigterm(_signum, _frame):
        raise KeyboardInterrupt()
    signal.signal(signal.SIGTERM, handle_sigterm)
    (patterns, ignore_patterns) = parse_patterns(args.patterns, args.ignore_patterns)
    command = [args.command]
    command.extend(args.command_args)
    handler = AutoRestartTrick(command=command, patterns=patterns, ignore_patterns=ignore_patterns, ignore_directories=args.ignore_directories, stop_signal=stop_signal, kill_after=args.kill_after)
    handler.start()
    observer = Observer(timeout=args.timeout)
    observe_with(observer, handler, args.directories, args.recursive)
    handler.stop()