class Article(db.Model):
id = db.Column(db.Integer, primary_key=True)
title = db.Column(db.String(100), nullable=False)
intro = db.Column(db.String(300), nullable=False)
text = db.Column(db.Text, nullable=False)
date = db.Column(db.DateTime, default=datetime.utcnow)
def
repr(self):
return '<Article %r>' %
self.id