It's all been said here already.
When you reinstall, then come back here and post a single request for help.
One for Nvidia, another for your python need and so on.
Multiple questions about different problems dilute the thread, and most here will just ignore.

Drivers are more of advanced or experienced user, and Ubuntu dose a pretty good job at that in the installation process. Just tick the box for Third party Software.

There no way anyone can give you a magic pill to satisfy everything a user needs/wants that's where you come in.
It's take a willing mind to learn. Or you can if you choose just keep banging your head against the same brick wall.