def form_valid(self, form): self.object = form.save(commit=False) dataPost = self.request.POST self.object.save() for data in dataPost: if 'realized' in data: try: realized = datetime.datetime.strptime(dataPost.get(data), '%d/%m/%Y').strftime('%Y-%m-%d') detail = CommercialDateDetail() detail.date = realized self.object.commercial_date_detail_set.add(detail) except: pass if settings.APPLICATION_CACHE: clean_cache = CleanCache() clean_cache.set_cache_result_tag(Commercial.get_commercial_tag()) clean_cache.set_model(Commercial) clean_cache.update_cache_by_id([self.object.id], CleanCache.MODE_INSERT) return super(CommercialCreateView, self).form_valid(form)