Bot

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main.py
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from telegram import Update, ReplyKeyboardMarkup, ReplyKeyboardRemove, InlineKeyboardButton, InlineKeyboardMarkup
from telegram.ext import (Application, CommandHandler, CallbackQueryHandler, MessageHandler, filters, ConversationHandler, CallbackContext, PrefixHandler)
import random, logging, datetime, requests, pytz, os, scrapy, platform
import re, json, pytz
import socket as socket
from survey import main_survey

#LOG
logging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s', level=logging.INFO)
#

def main():
    app = Application.builder().token(os.environ['TGTOKEN']).build()
    logging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s', level=logging.INFO)

    app.add_handler(PrefixHandler('?', 'ask', main_survey))

    app.run_polling()

if __name__ == "__main__":
    main()








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survey.py
=========================================

from telegram import Update, ReplyKeyboardMarkup, ReplyKeyboardRemove, InlineKeyboardButton, InlineKeyboardMarkup
from telegram.ext import (CommandHandler, CallbackQueryHandler, MessageHandler, filters, ConversationHandler, CallbackContext, PrefixHandler)

STATE1, STATE2, STATE3 = range(3)


async def state1(update, context):

    buttons = [[
        InlineKeyboardButton("Google", callback_data="google"),
        InlineKeyboardButton("Bing", callback_data="bing"),
        InlineKeyboardButton("Yahoo!", callback_data="yahoo")
        ]

    ]
    ReplyKeyboardMarkup = InlineKeyboardMarkup(buttons)

    await update.message.reply_text("Stage 1. What's your favourite search engine?", reply_markup= ReplyKeyboardMarkup)
    return STATE2

async def state2(update, context):
    buttons = [[
        InlineKeyboardButton("Gmail", callback_data="gmail"),
        InlineKeyboardButton("Outlook", callback_data="outlook"),
        InlineKeyboardButton("Yahoo!", callback_data="yahoomail")]

    ]
    ReplyKeyboardMarkup = InlineKeyboardMarkup(buttons)

    await update.message.reply_text("Stage 2. What's your favourite e-mail provider?", reply_markup= ReplyKeyboardMarkup)
    return STATE3

async def state3(update, context):
    await update.message.reply_text("Thank you for your answers!")
    return ConversationHandler.END


async def main_survey(update, context):
    print("OK")
    survey_handler = ConversationHandler(
            entry_points=[CallbackQueryHandler(state1)],
            states={
                STATE1: [CallbackQueryHandler(state1)],
                STATE2: [CallbackQueryHandler(state2)],
                STATE3: [CallbackQueryHandler(state3)]

            },
            fallbacks=[],
            per_message=True

        )
    print(survey_handler)
    return survey_handler