Разобрался с удалением, но теперь, когда я добавляю новые строки или редактирую имеющиеся, выдает ошибку вместо сохранения
AttributeError at /table/edit/
'NoneType' object has no attribute 'group'view.pydef manage_articles(request):
if not request.user.is_staff:
return redirect('/')
ArticleFormSet = modelformset_factory(Article, fields=('title', 'priceMazut', 'priceSPBT',
'priceDTl', 'priceDTm', 'priceDTz'))
if request.method == 'POST':
enurl = urllib.parse.urlencode(request.POST)
matchobj = re.search(r'del_btn\d', enurl)
pri_key = matchobj.group()[-1]
if matchobj:
query = Article.objects.get(pk=pri_key).delete()
formset = ArticleFormSet(request.POST, request.FILES)
if formset.is_valid():
formset.save()
formset = ArticleFormSet(queryset=Article.objects.all())
return redirect('/?$')
else:
formset = ArticleFormSet(request.POST, request.FILES)
if formset.is_valid():
formset.save()
return redirect('/?$')
else:
formset = ArticleFormSet()
return render(request, "table/manage_articles.html", {"formset": formset})
{{ formset.management_form }}
{% for form in formset %}
{{ form.id }}
{{ form.instance.id }}
{{ form.DELETE }}
<tr class="edt {% if forloop.first %} shadow {% endif %}"
{% if forloop.counter|divisibleby:"2" %}style="background-color: white"
{% else %} style="background-color: #F2F2F2"
{% endif %}>
<td> {{ form.title }} </td>
<td>{{ form.priceMazut }} </td>
<td>{{ form.priceSPBT }} </td>
<td>{{ form.priceDTl }} </td>
<td>{{ form.priceDTm }} </td>
<td>{{ form.priceDTz }} </td>
<td><input type="submit" name="del_btn{{ form.instance.id }}" value="Delete"/></td>
<td class="last"></td>
</tr>