I just went to the official website and read their documentation for that.
You can also go the same route, they have a well descriptive documentation on their website.👇
https://doc.qt.io/qtforpython/tutorials/index.html
Why dont you download pdf tutorials . I often download tutorials in pdf and study them . Or else help and dir are always ready to help you in python.
I mostly use them in 5 time it work once. But that will never be forgotten because you did experiment with that .
Happy coding
