Just enough infrastructure to get tests to pass as standalone app

base_urls.py

@@ -0,0 +1,15 @@
+from django.urls import include, path
+
+"""
+This urlconf exists so we can run tests without an actual Django project
+(Django expects ROOT_URLCONF to exist.) This helps the tests remain isolated.
+For your project, ignore this file and add
+
+`path('lists/', include('todo.urls')),`
+
+to your site's urlconf.
+"""
+
+urlpatterns = [
+    path('lists/', include('todo.urls')),
+]