from telegram import *
from telegram.ext import *

def start(update, context):
    keyboard = InlineKeyboardMarkup([ [InlineKeyboardButton("1", callback_data='ONE'), InlineKeyboardButton("2", callback_data='TWO')] ])
    update.message.reply_text("Start handler, Choose a route", reply_markup=keyboard)

def button(update, context):
    query = update.query
    if query.data == 'ONE':
        query.message.reply_text('eblan')
def main():
    updater = Updater("929415843:AAFwCHdkLGncYb6kyOaghcmhJodF986j3Ns", use_context=True)
    dp = updater.dispatcher
    updater.start_polling(clean=True)
    dp.add_handler(CommandHandler("start", start))
    dp.add_handler(CallbackQueryHandler(button))
    updater.start_polling(clean=True)
    updater.idle()

if __name__ == '__main__':
    main()