date = db.Column(db.Date) time = db.Column(db.Time) title = db.Column(db.String(255)) markup = db.Column(db.Text) html = db.Column(db.Text) public = db.Column(db.Boolean) def __html__(self): """Enable the entry to be used as {{ entry }} in templates. This property will return the html body of the entry in that case.""" return self.html Entry.owner = db.relationship('User', backref=db.backref('entry', \ lazy='dynamic')) class Attachment(db.Model): """This class is carrying the attachments. It is always connected to entries.""" id = db.Column(db.Integer, primary_key=True) entry_id = db.Column(db.Integer, db.ForeignKey('entry.id')) filename = db.Column(db.String(255)) Attachment.entry = db.relationship('Entry', backref=db.backref('entry', \ lazy='dynamic')) class SignUpForm(Form):