Finally, a continuation of Depends.exe
https://github.com/lucasg/Dependencies
Newer version of old depends.exe that actually works. What a relief when debugging those “ModuleNotFound” messages.
And full article on how to use it:
https://vxlabs.com/2017/12/06/how-to-debug-pyinstaller-dll-pyd-load-failed-issues-on-windows/