gistfile1.py

from app import db


class Make(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(100))
    cars = db.relationship('Car', backref='make', lazy='dynamic')

    def __repr__(self):
        return '<Make %r>' % self.name


class Car(db.Model):

    id = db.Column(db.Integer, primary_key=True)
    hsn = db.Column(db.Integer)
    tsn = db.Column(db.String)
    power = db.Column(db.String)
    model = db.Column(db.String)
    cubs = db.Column(db.Integer)
    fuel = db.Column(db.String)
    ps = db.Column(db.Integer)
    kw = db.Column(db.Integer)
    make_id = db.Column(db.Integer, db.ForeignKey('make.id'))

    def __repr__(self):
        return '<Car %r>' % self.model%