Docker for GUI-based environments?

Question

Problem

I have a set of client machines that are a part of an enterprise web application. Each machine runs identical software, which is a PyQT-base

Answer 1

You can use subuser to package your GUI applications. It also has good support for updating applications. You can put your Dockerfiles in a git repo once, and then just run subuser update all on each client to rebuild the images when they need to be changed.