IM to be puppeted:

A WhatsApp Puppet will be great for us to support.

Reference material (API docs, etc):

See: microsoft/botframework-sdk#2920 (comment)

Related Modules

1. whatsapp-web.js - A WhatsApp API client that connects through the WhatsApp Web browser app

Resources

1. Simple Whatsapp Automation Using Python3 and Selenium
2. Whatsapp Web - how to access data now?