@property
    def exp_date(self):
        expiration_time = timedelta(days=settings.INVOICE_EXPIRATION_DAYS)
        return (self.date + expiration_time)
For showing pages tagged with events
dataset/ETHPy150Open bread-and-pepper/django-brookie/brookie/models.py/Invoice.exp_date--crossover with--dataset/ETHPy150Open davemerwin/blue-channel/bluechannel/page/templatetags/page_tags.py/show_blog_list