def register_model(self, model):
        model.database = self
        sheet_name = model.__name__
        self.models[sheet_name] = model

        model.data = self.get_or_create_worksheet(sheet_name)
Registers a model for use with the database
dataset/ETHPy150Open Widdershin/butterdb/butterdb/butterdb.py/Database.register_model