example.py

import logging
import datetime

import telebot
from telebot_calendar import Calendar, CallbackData, RUSSIAN_LANGUAGE

from telebot.types import ReplyKeyboardRemove, CallbackQuery

API_TOKEN = "token"
logger = telebot.logger
telebot.logger.setLevel(logging.DEBUG)

bot = telebot.TeleBot(API_TOKEN)

# Creates a unique calendar
calendar = Calendar(language=RUSSIAN_LANGUAGE)
calendar_1_callback = CallbackData("calendar_1", "action", "year", "month", "day")


@bot.message_handler(commands=["start"])
def check_other_messages(message):
    """
    Catches a message with the command "start" and sends the calendar

    :param message:
    :return:
    """

    now = datetime.datetime.now()  # Get the current date
    bot.send_message(
        message.chat.id,
        "Selected date",
        reply_markup=calendar.create_calendar(
            name=calendar_1_callback.prefix,
            year=now.year,
            month=now.month,  # Specify the NAME of your calendar
        ),
    )


@bot.callback_query_handler(
    func=lambda call: call.data.startswith(calendar_1_callback.prefix)
)
def callback_inline(call: CallbackQuery):
    """
    Обработка inline callback запросов
    :param call:
    :return:
    """

    # At this point, we are sure that this calendar is ours. So we cut the line by the separator of our calendar
    name, action, year, month, day = call.data.split(calendar_1_callback.sep)
    # Processing the calendar. Get either the date or None if the buttons are of a different type
    date = calendar.calendar_query_handler(
        bot=bot, call=call, name=name, action=action, year=year, month=month, day=day
    )
    # There are additional steps. Let's say if the date DAY is selected, you can execute your code. I sent a message.
    if action == "DAY":
        bot.send_message(
            chat_id=call.from_user.id,
            text=f"You have chosen {date.strftime('%d.%m.%Y')}",
            reply_markup=ReplyKeyboardRemove(),
        )
        print(f"{calendar_1_callback}: Day: {date.strftime('%d.%m.%Y')}")
    elif action == "CANCEL":
        bot.send_message(
            chat_id=call.from_user.id,
            text="Cancellation",
            reply_markup=ReplyKeyboardRemove(),
        )
        print(f"{calendar_1_callback}: Cancellation")


bot.polling(none_stop=True)