def METHOD_NAME(self) -> str:
    """
    Short whitelist method description - used for startup-messages
    """
    return (
        f"{self.name} - Filtering pairs with age less than "
        f"{self._min_days_listed} {plural(self._min_days_listed, 'day')}"
    ) + ((
        " or more than "
        f"{self._max_days_listed} {plural(self._max_days_listed, 'day')}"
    ) if self._max_days_listed else '')