QtDesinger + Pyqt + PySide and pushbutton how?

Question

Python

(I am writing for the second time, because some x ** a, by clicking the button to publish my question disappeared).
(I wrote a hell of a lot and informative, right now I’ll just write the question itself)

Yes:
QtDesinger
PyQT - 5
PySide -6
Python - 3.9.2

file .Ui file
.py

PushButton with the name "start"

How to make it so that when you click on this button in cmd wrote "1". No doping, just the minimum of what is needed for this, many thanks to those who help :)