def list_edit(request, pk):
todo = get_object_or_404(Todo, pk=pk)
if request.method == "POST":
form = TodoForm(
request.POST, instance=todo)
if form.is_valid():
todo =
form.save(commit=False)
todo.save()
return redirect("post_detail", pk=
todo.pk)
else:
form = TodoForm(instance=todo)
return render(request, 'task/add_list_to_post.html', {'form': form})