import typing from models import db class Location(db.Model): id = db.Column(db.Integer, primary_key=True) name = db.Column(db.String(120), nullable=False) address = db.Column(db.String(254)) website = db.Column(db.String(120)) telephone = db.Column(db.String(20), nullable=True) products = db.relationship("Product", backref="location", lazy="dynamic") orders = db.relationship("Order", backref="location", lazy="dynamic") def configure( self, name: str, address: str, telephone: typing.Optional[str], website: str ) -> None: self.name = name self.address = address self.website = website self.telephone = telephone def __repr__(self) -> str: return "%s" % (self.name)