class User(DB.Model, UserMixin):
id = DB.Column(DB.Integer, primary_key=True)
username = DB.Column(DB.String(255), unique=True)
email = DB.Column(DB.String(255), unique=True)
password = DB.Column(DB.String(255))
active = DB.Column(DB.Boolean())
confirmed_at = DB.Column(DB.DateTime())
roles = DB.relationship('Role',
secondary=roles_users,
backref=DB.backref('users', lazy='dynamic'))
class Role(DB.Model, RoleMixin):
id = DB.Column(DB.Integer(), primary_key=True)
name = DB.Column(DB.String(80), unique=True)
description = DB.Column(DB.String(255))