Fixed #32124 -- Added per-view opt-out for APPEND_SLASH behavior.

docs/ref/middleware.txt

@@ -61,6 +61,22 @@ Adds a few conveniences for perfectionists:
   indexer would treat them as separate URLs -- so it's best practice to
   normalize URLs.
 
+  If necessary, individual views may be excluded from the ``APPEND_SLASH``
+  behavior using the :func:`~django.views.decorators.common.no_append_slash`
+  decorator::
+
+    from django.views.decorators.common import no_append_slash
+
+    @no_append_slash
+    def sensitive_fbv(request, *args, **kwargs):
+        """View to be excluded from APPEND_SLASH."""
+        return HttpResponse()
+
+  .. versionchanged:: 3.2
+
+    Support for the :func:`~django.views.decorators.common.no_append_slash`
+    decorator was added.
+
 * Sets the ``Content-Length`` header for non-streaming responses.
 
 .. attribute:: CommonMiddleware.response_redirect_class

docs/releases/3.2.txt

@@ -185,6 +185,13 @@ CSRF
 
 * ...
 
+Decorators
+~~~~~~~~~~
+
+* The new :func:`~django.views.decorators.common.no_append_slash` decorator
+  allows individual views to be excluded from :setting:`APPEND_SLASH` URL
+  normalization.
+
 Email
 ~~~~~
 

docs/topics/http/decorators.txt

@@ -121,3 +121,18 @@ client-side caching.
     This decorator adds a ``Cache-Control: max-age=0, no-cache, no-store,
     must-revalidate, private`` header to a response to indicate that a page
     should never be cached.
+
+.. module:: django.views.decorators.common
+
+Common
+======
+
+.. versionadded:: 3.2
+
+The decorators in :mod:`django.views.decorators.common` allow per-view
+customization of :class:`~django.middleware.common.CommonMiddleware` behavior.
+
+.. function:: no_append_slash()
+
+    This decorator allows individual views to be excluded from
+    :setting:`APPEND_SLASH` URL normalization.