Does not work on wayland under Ubuntu 22.04

[fritzw]

Shows a transparent fullscreen window with title bar, but no contents, and no click-through like on X11.

$ pip freeze | grep Qt
PyQt5==5.15.6

$ protractor.py 
Warning: Ignoring XDG_SESSION_TYPE=wayland on Gnome. Use QT_QPA_PLATFORM=wayland to run on Wayland anyway.

$ QT_QPA_PLATFORM=wayland protractor.py 
Warning: Ignoring XDG_SESSION_TYPE=wayland on Gnome. Use QT_QPA_PLATFORM=wayland to run on Wayland anyway.
qt.qpa.plugin: Could not find the Qt platform plugin "wayland" in ""
This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.

Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, xcb.
 
Aborted (core dumped)