Django Form View Function

views.py

# Modo sugerido pela documentação do Django
def create(request, template_name="my_app/my_form.html"):
    if request.method == 'POST':
        form = MyForm(request.POST, request.FILES)
        if form.is_valid():
            instance = form.save(commit=False)
            do_x() # custom logic here
            instance.save()
            return redirect('home')
    else:
        form = MyForm()
    return render(request, template_name, {'form': form})


# Modo suscinto (deve sempre existir um form no template/POST)
def create(request, template_name="my_app/my_form.html"):
    form = MyForm(request.POST or None, request.FILES or None)
    if form.is_valid():
        instance = form.save(commit=False)
        do_x() # custom logic here
        instance.save()
        return redirect('home')
    return render(request, template_name, {'form': form})
    

# Modo sugerido pela documentação do Django
def edit(request, obj_id, template_name="my_app/my_form.html"):
    instance = get_object_or_404(Model, pk=obj_id)

    if request.method == 'POST':
        form = MyForm(inrequest.POST, request.FILES, instance=instance)
        if form.is_valid():
            instance = form.save(commit=False)
            do_x() # custom logic here
            instance.save()
            return redirect('home')
    else:
        form = MyForm()
    return render(request, template_name, {'form': form})


# Modo suscinto (deve sempre existir um form no template/POST)
def edit(request, obj_id, template_name="my_app/my_form.html"):
    instance = get_object_or_404(Model, pk=obj_id)
    form = MyForm(inrequest.POST or None, request.FILES or None, instance=instance)
    if form.is_valid():
        instance = form.save(commit=False)
        do_x() # custom logic here
        instance.save()
        return redirect('home')
    return render(request, template_name, {'form': form})