django mptt queryset code example
Example 1: django templateview
from django.urls import path
from django.views.generic import TemplateView
urlpatterns = [
path('about/', TemplateView.as_view(template_name="about.html")),
]
Example 2: django createmany
>>> Category.objects.all().count()
2
>>> Category.objects.bulk_create(
[Category(name="God"),
Category(name="Demi God"),
Category(name="Mortal")]
)
[<Category: God>, <Category: Demi God>, <Category: Mortal>]
>>> Category.objects.all().count()
5
Example 3: django imagefield modelform
@login_required
def Product_Adder_View(request):
if request.method == 'POST':
Prdct_form = ProductForm(request.POST, request.FILES)
if Prdct_form.is_valid():
Prdct_form.save()
return HttpResponseRedirect(reverse('basic_app:Product_added'))
else:
raise('Not Valid Form')
else:
Prdct_form = ProductForm()
return render(request, 'basic_app/product_adding.html', context={'Prdct_form':Prdct_form})
class ProductForm(forms.ModelForm):
category = forms.ModelChoiceField(queryset= PCategory.objects.all())
product_image = forms.ImageField()
class Meta:
model = Products
fields = ("category", "product_name", "product_image")