class User2(UserMixin,db.Model):
    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(80), unique=False, nullable=False)
    password_hash = db.Column(db.String(30), unique=False, nullable=False)
    @property
    def password(self):
        raise AttributeError('password is not a readable attribute')
    @password.setter
    def password(self, password):
        self.password_hash = generate_password_hash(password)
    def verify_password(self, password):
        return check_password_hash(self.password_hash, password)


p = request.form.get("password")
        if t is not None and User2.verify_password(p):