Code not working?

Question

Python

import os
import datetime
import telebot
from telebot import types


bot = telebot.TeleBot('1087018832:AAEUODlCX-NUC8LOumeedO1')
menu = ["Піца", "Чай","Кава","Морозиво","Суші", "margherita", "havaiska"]
how =  ["1", "2","3","4","5", "6", "7"]

class TestTeleBot:
    def __init__(self):

        self.bot_polling()

    @bot.message_handler(commands=['menu'])
    def start_message(message):
        print('-------------------------------------------------------------------')
        print(datetime.datetime.fromtimestamp(message.date).strftime('%H:%M:%S %d-%m-%Y'))
        print(message.text)
        print(message.from_user.id)
        print(message.from_user.first_name)
        print(message.from_user.last_name)
        print(message.from_user.username)
        print('-------------------------------------------------------------------')
        keyboard_menu = types.InlineKeyboardMarkup()
        pizza = types.InlineKeyboardButton(text="Піцца", callback_data="pizza")
        tea = types.InlineKeyboardButton(text="Чай", callback_data="tea")
        keyboard_menu.add(pizza, tea)
        bot.send_message(message.chat.id, 'Вибери теі що тобі інтересно', reply_markup=keyboard_menu)
    @bot.callback_query_handler(func=lambda call:True)
    def handler_item_menu(callback):
        print("Отримав")
        if callback.data == "pizza":
            keyboard_name = types.InlineKeyboardMarkup()
            margherita = types.InlineKeyboardButton(text="Маргарита", callback_data="margherita")
            havaiska = types.InlineKeyboardButton(text="Гавайська", callback_data="havaiska")
            keyboard_name.add(margherita, havaiska)
            bot.edit_message_text(chat_id=callback.message.chat.id, message_id=callback.message.message_id, text="Вибери те що тобі інтересно", reply_markup=None)
            bot.send_message(callback.from_user.id, 'Яка?', reply_markup=keyboard_name)
        elif callback.data == "margherita":
            if callback.data in menu:
                how_m = types.ReplyKeyboardMarkup(resize_keyboard=True)
                how_m.add(*[types.KeyboardButton(name) for name in how])
                bot.send_message(callback.from_user.id, "Яка кількість?", reply_markup=how_m)
            else:
                bot.send_message(callback.from_user.id, "Немає такого товару  наявонсті")
        elif callback.data == "havaiska":
            if callback.data in menu:
                how_m = types.ReplyKeyboardMarkup(resize_keyboard=True)
                how_m.add(*[types.KeyboardButton(name) for name in how])
                bot.send_message(callback.from_user.id, "Яка кількість?", reply_markup=how_m)
            else:
                bot.send_message(callback.from_user.id, "Немає такого товару  наявонсті")
        if callback.data == "tea":
            pass
    @bot.callback_query_handler(func=lambda call:True)
    def handler_item_how(call):
        if call.data == "1":
            Yes = types.InlineKeyboardButton(text="Так", callback_data="Yes")
            No = types.InlineKeyboardButton(text="Ні", callback_data="No")
            t_f.add(Yes, No)
            bot.send_message(call.from_user.id, "Це все?", reply_markup=t_f)
    def bot_polling(self):
        return bot.polling(none_stop=True)

def main():
    testTeleBot = TestTeleBot()
if __name__ == '__main__':
    main()

How to fix the code so that it is written to a variable quantity of goods that the customer specifies