MenuMixin

class MenuMixin(object):
    def get_context_data(self, **kwargs):
        context = super(object, self).get_context_data(**kwargs)
        context['lates'] = self.model.objects.all()[:20]
        context['local'] = self.model.objects.filter(subtopic='Local')[:20]
        context['featured'] = self.model.objects.order_by('times_viewed')[:20]
        return context