How to use the appdirs.unicode function in appdirs

import inspect
import io
import json
import os
from abc import ABC, abstractmethod
from enum import Enum
from typing import Dict, Any, List

from appdirs import unicode

from src.gui.preferences import Ui_Dialog
from src.preferences import configuration

try:
    to_unicode = unicode
except NameError:
    to_unicode = str


class _JsonLoader:
    JSON_SETTINGS: Dict = None
    instance: '_JsonLoader' = None

    def __init__(self):
        if _JsonLoader.JSON_SETTINGS is None:
            settings_json = configuration.get_paths().settings_json
            if not os.path.isfile(settings_json):
                with io.open(settings_json, 'w', encoding='utf8') as outfile:
                    str_ = json.dumps({}, indent=4, separators=(',', ': '), ensure_ascii=False)
                    outfile.write(to_unicode(str_))
            with open(settings_json) as df:

import io
import json
import sys
from enum import Enum
from os import path, getenv
from pathlib import Path
from typing import List, Dict

from PyQt5.QtCore import QObject, QTranslator
from appdirs import unicode

try:
    to_unicode = unicode
except NameError:
    to_unicode = str

from tmpv import DIRECTORY_PROGRAM, APPLICATION_NAME, APPLICATION_VERSION, SYSTEM_LOCALE


class _Settings(Enum):
    """Tuple: (json_key, default value)"""

    VERSION = ("version", APPLICATION_VERSION)
    AUTHOR = ("author", "author")
    LANGUAGE = ("language", SYSTEM_LOCALE)
    COMMENT_TYPES_ACTIVE = (
        "comment_types_active", ["Spelling", "Punctuation", "Translation", "Phrasing", "Timing", "Typeset", "Note"])
    COMMENT_TYPES_INACTIVE = ("comment_types_inactive", [])
    AUTOSAVE_INTERVAL_SECONDS = ("autosave_interval_seconds", 90)

import sys
from os import path, getenv
from pathlib import Path

from appdirs import unicode

from src import constants

try:
    to_unicode = unicode
except NameError:
    to_unicode = str


class Paths:
    # todo rework
    FILE_SETTINGS = "settings.json"
    FILE_INPUT_CONF = "input.conf"
    FILE_MPV_CONF = "mpv.conf"

    DIR_CFG = "cfg"
    DIR_AUTO_SAVE = "autosave"

    def __init__(self):
        from tmpv import APPLICATION_NAME, DIRECTORY_PROGRAM