PyQt is a module that can be used to make desktop software with Python. It's a binding for the Qt framework. These will work on all operating systems: OS X, Linux and Windows.
You can build a lot of cool stuff with PyQt. It's not just GUI (graphical user interface), it's also databases (SQL), Networking and other stuff.
Some software made with Qt are Konqueror, kde, falkon, k3b, kazam and many others.
read more: https://pythonprogramminglanguage.com/pyqt/