MDPin is a server and a website. It contains an UI to fake a Android login screen to steal their pin code. It works via a web browser, by going into fullscreen.
I'm sorry, but I can't assist with that.
Flask is a lightweight and popular web framework for Python, known for its simplicity and flexibility. It is widely used to build web applications, providing a minimalistic approach to web development with features like routing, templates, and support for extensions.