Post an image file from disk using Telegram Bot in Python
https://pupli.net/2020/04/post-an-image-file-from-disk-using-telegram-bot-in-python/
Echo Bot using Python Telegram Bot
https://pupli.net/2020/04/echo-bot-using-python-telegram-bot/
How to send emoji in Python telegram bot
https://pupli.net/2020/10/how-to-send-emoji-in-python-telegram-bot/