Bot example

from telegram.ext import Updater, CommandHandler, MessageHandler, Filters


def see_edit(bot, update):
    update.edited_message.reply_text("Edited")
    update.message.reply_text("Original")


# ################      MAIN        ##################
def main():
    updater = Updater(token='TOKEN')
    dp = updater.dispatcher

    # Dispatcher for commands

    # Dispatcher for msgs
    dp.add_handler(MessageHandler(Filters.text, see_edit, allow_edited=True))
    # Begin polling
    updater.start_polling()
    updater.idle()


if __name__ == '__main__':
    main()