Is there instructions or help page for using Python with Private Apps to connect to HubSpot? I could not find one. All instructions just went back to old API pages.
Hey, @MattiHelin 
You are likely not missing any additional official documentation. The endpoints tab for most-but-not-all of the available APIs provide sample requests, including Python.
We have some brilliant community members who help with Python-related questions. If you have related questions or new ones, you can either update this post or create a new one, and we can try to get the conversation going.
Best,
Jaycee