Fixed #33298 -- Added docs and tests for using Q objects with get_object_or_404()/get_list_or_404().

docs/topics/http/shortcuts.txt

@@ -157,8 +157,8 @@ will be returned::
    but it raises :class:`~django.http.Http404` instead of the model's
    :class:`~django.db.models.Model.DoesNotExist` exception.
 
-Required arguments
+Arguments
-------------------
+---------
 
 ``klass``
     A :class:`~django.db.models.Model` class,
@@ -166,6 +166,9 @@ Required arguments
     or a :class:`~django.db.models.query.QuerySet` instance from which to get
     the object.
 
+``*args``
+    :class:`Q objects <django.db.models.Q>`.
+
 ``**kwargs``
     Lookup parameters, which should be in the format accepted by ``get()`` and
     ``filter()``.
@@ -230,14 +233,17 @@ will be raised if more than one object is found.
    given model manager cast to a list, raising :class:`~django.http.Http404` if
    the resulting list is empty.
 
-Required arguments
+Arguments
-------------------
+---------
 
 ``klass``
     A :class:`~django.db.models.Model`, :class:`~django.db.models.Manager` or
     :class:`~django.db.models.query.QuerySet` instance from which to get the
     list.
 
+``*args``
+    :class:`Q objects <django.db.models.Q>`.
+
 ``**kwargs``
     Lookup parameters, which should be in the format accepted by ``get()`` and
     ``filter()``.

tests/get_object_or_404/tests.py

@@ -1,3 +1,4 @@
+from django.db.models import Q
 from django.http import Http404
 from django.shortcuts import get_list_or_404, get_object_or_404
 from django.test import TestCase
@@ -75,6 +76,23 @@ class GetObjectOr404Tests(TestCase):
             get_list_or_404(Article.objects.all(), title__icontains="Run"),
             [article]
         )
+        # Q objects.
+        self.assertEqual(
+            get_object_or_404(
+                Article,
+                Q(title__startswith='Run') | Q(title__startswith='Walk'),
+                authors__name__contains='Brave',
+            ),
+            article,
+        )
+        self.assertEqual(
+            get_list_or_404(
+                Article,
+                Q(title__startswith='Run') | Q(title__startswith='Walk'),
+                authors__name='Patsy',
+            ),
+            [article],
+        )
 
     def test_bad_class(self):
         # Given an argument klass that is not a Model, Manager, or Queryset