def one(prompt, *args, **kwargs):
    """Instantiates a picker, registers custom handlers for going back,
    and starts the picker.
    """
    indicator = '‣'
    if sys.version_info < (3, 0):
        indicator = '>'

    def go_back(picker):
        return None, -1

    options, verbose_options = prepare_options(args)
    idx = kwargs.get('idx', 0)

    picker = Picker(verbose_options, title=prompt, indicator=indicator, default_index=idx)
    picker.register_custom_handler(ord('h'), go_back)
    picker.register_custom_handler(curses.KEY_LEFT, go_back)
    with stdout_redirected(sys.stderr):
        option, index = picker.start()
        if index == -1:
            raise QuestionnaireGoBack
        if kwargs.get('return_index', False):
            # `one` was called by a special client, e.g. `many`
            return index
        return options[index]
def one(prompt, *args, **kwargs):
    """Instantiates a picker, registers custom handlers for going back,
    and starts the picker.
    """
    indicator = '‣'
    if sys.version_info < (3, 0):
        indicator = '>'

    def go_back(picker):
        return None, -1

    options, verbose_options = prepare_options(args)
    idx = kwargs.get('idx', 0)

    picker = Picker(verbose_options, title=prompt, indicator=indicator, default_index=idx)
    picker.register_custom_handler(ord('h'), go_back)
    picker.register_custom_handler(curses.KEY_LEFT, go_back)
    with stdout_redirected(sys.stderr):
        option, index = picker.start()
        if index == -1:
            raise QuestionnaireGoBack
        if kwargs.get('return_index', False):
            # `one` was called by a special client, e.g. `many`
            return index
        return options[index]
def one ( prompt , * args , * * kwargs ) : indicator = '‣' if sys . version_info < ( 3 , 0 ) : indicator = '>' def go_back ( picker ) : return None , - 1 options , verbose_options = prepare_options ( args ) idx = kwargs . get ( 'idx' , 0 ) picker = Picker ( verbose_options , title = prompt , indicator = indicator , default_index = idx ) picker . register_custom_handler ( ord ( 'h' ) , go_back ) picker . register_custom_handler ( curses . KEY_LEFT , go_back ) with stdout_redirected ( sys . stderr ) : option , index = picker . start ( ) if index == - 1 : raise QuestionnaireGoBack if kwargs . get ( 'return_index' , False ) : # `one` was called by a special client, e.g. `many` return index return options [ index ]
Instantiates a picker, registers custom handlers for going back,
    and starts the picker.
Instantiates a picker registers custom handlers for going back and starts the picker .