django.contrib.admin.sites NotRegistered code examples

NotRegistered is a class within the django.contrib.admin.sites module of the Django project.

Example 1 from django-sitetree

django-sitetree (project documentation and PyPI package information) is a Django extension that makes it easier for developers to add site trees, menus and breadcrumb navigation elements to their web applications.

The django-sitetree project is provided as open source under the BSD 3-Clause "New" or "Revised" License.

django-sitetree / sitetree / admin.py

# admin.py
from typing import Tuple, Type, Optional

from django import forms
from django.conf import settings as django_settings
from django.conf.urls import url
from django.contrib import admin
from django.contrib import messages
from django.contrib.admin.sites import NotRegistered
from django.http import HttpResponseRedirect, HttpRequest, HttpResponse
from django.urls import get_urlconf, get_resolver
from django.utils.translation import gettext_lazy as _

from .fields import TreeItemChoiceField
from .settings import MODEL_TREE, MODEL_TREE_ITEM
from .utils import get_tree_model, get_tree_item_model, get_app_n_model

if False:  # pragma: nocover
    from .models import TreeItemBase, TreeBase  # noqa


SMUGGLER_INSTALLED = 'smuggler' in django_settings.INSTALLED_APPS

MODEL_TREE_CLASS = get_tree_model()
MODEL_TREE_ITEM_CLASS = get_tree_item_model()

_TREE_ADMIN = lambda: TreeAdmin
_ITEM_ADMIN = lambda: TreeItemAdmin


def get_model_url_name(model_nfo: Tuple[str, str], page: str, with_namespace: bool = False) -> str:
    prefix = ''
    if with_namespace:


## ... source file continues with no further NotRegistered examples...

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