diff --git a/django/views/decorators/auth.py b/django/views/decorators/auth.py
index f543a6aa48..a5a28bb0b2 100644
--- a/django/views/decorators/auth.py
+++ b/django/views/decorators/auth.py
@@ -1,19 +1,22 @@
-def user_passes_test(view_func, test_func):
+def user_passes_test(test_func):
     """
     Decorator for views that checks that the user passes the given test,
     redirecting to the log-in page if necessary. The test should be a callable
     that takes the user object and returns True if the user passes.
     """
-    from django.views.auth.login import redirect_to_login
-    def _checklogin(request, *args, **kwargs):
-        if test_func(request.user):
-            return view_func(request, *args, **kwargs)
-        return redirect_to_login(request.path)
-    return _checklogin
+    def _dec(view_func):
+        def _checklogin(request, *args, **kwargs):
+            from django.views.auth.login import redirect_to_login
+            if test_func(request.user):
+                return view_func(request, *args, **kwargs)
+            return redirect_to_login(request.path)
+        return _checklogin
+    return _dec
 
-def login_required(view_func):
+login_required = user_passes_test(lambda u: not u.is_anonymous())
+login_required.__doc__ = (
     """
     Decorator for views that checks that the user is logged in, redirecting
     to the log-in page if necessary.
     """
-    return user_passes_test(lambda u: not u.is_anonymous())
+    )