I'm aware, that the code could be organised better. But keep in mind, that the program is not written by a professional. It's intended as an example for integration python with a database system for the community and i am convinced that the program helds many aspects as a learning purpose for instance integrating graphs. And screenshots by the way are available in the project at https://github.com/DirkJanJansen/Pandora/tree/master/Install... And as far as to your first comment over creating tables, this is not creating tables, but defining it to the program. I should read more accurate, before commenting