#! /usr/bin/env python3 from sqlalchemy import create_engine from sqlalchemy.orm import sessionmaker from sqlalchemy.ext.declarative import declarative_base engine = create_engine("sqlite:///app.db") Base = declarative_base() Session = sessionmaker(bind=engine) session = Session() from models import * Base.metadata.create_all(engine) for name in ["Haus", "Maus", "Spielzeug"]: c = Category(name=name) session.add(c) session.commit()