Dr. James McCaffrey of Microsoft Research uses a full-code, step-by-step demo to show how to predict the annual income of a person based on their sex, age, state where they live and political leaning.
If you can update to Python 3.10 you can install bpy 3.5.0 which is maintained by official Blender developers, as this project has been obsoleted by their work.
0.6.18.2 Commercial: None Python: 3.7.10 | packaged by conda-forge | (default, Feb 19 2021, 15:37:01) [MSC v.1916 64 bit (AMD64)] Flavor: Anaconda Python Executable: ...