UnknownTimeZoneError

        time_datetime = datetime.datetime.now()

        time_format = args[0] if len(args) > 0 else self.default_time_format

        try:

            time_zone = pytz.timezone(args[1]) if len(args) > 1 else None

        except pytz.exceptions.UnknownTimeZoneError as _:

            time_zone = None

        time_zone_time = time_datetime.astimezone(time_zone)

        try: