Python Telegram Bot (PTB) check if user if a user is subscribed or a member of a group

is_member_of_group.py

    async def __is_member_of_group(self, userId: int, bot: Bot) -> bool:
        try:
            aa = await bot.get_chat_member("groupIdOrUsername", user_id=userId)
            status = aa.status.lower()
            match status:
                case "member" | "administrator" | "owner" | "creator":
                    return True
                case "restricted":
                    await bot.send_message(
                        chat_id=userId,
                        text="You are restricted from using this bot",
                    )
                    return False
                case "banned":
                    await bot.send_message(
                        chat_id=userId, text="You are banned from using this bot"
                    )
                    return False
                case "left":
                    await bot.send_message(
                        chat_id=userId,
                        text=f"You must be a member of <a href='https://t.me/groupusername'>groupname</a> group to use this bot.",
                        parse_mode="HTML",
                    )
                    return False
                case _:
                    await bot.send_message(
                        chat_id=userId,
                        text=f"You must be a member of <a href='https://t.me/groupusername'>groupname</a> group to use this bot.",
                        parse_mode="HTML",
                    )
                    return False
        except Exception as e:
            self.logger.exception(f"Error: {e}")
            return False