from datetime import datetime from extensions import db class Payment(db.Model): id = db.Column(db.Integer, primary_key=True) invoice_id = db.Column(db.Integer, db.ForeignKey("invoice.id")) invoice = db.relationship("Invoice", backref="payments") amount = db.Column(db.Numeric(10,2)) method = db.Column(db.String(40)) created_at = db.Column(db.DateTime, default=datetime.utcnow)