diff -r 099c7b0f24a6 Include/dictobject.h
--- a/Include/dictobject.h	Wed Jun 29 15:27:14 2011 -0500
+++ b/Include/dictobject.h	Wed Jun 29 19:59:11 2011 -0400
@@ -104,6 +104,8 @@
 /* This excludes Values, since they are not sets. */
 # define PyDictViewSet_Check(op) \
     (PyDictKeys_Check(op) || PyDictItems_Check(op))
+#define PyDictView_Check(op) \
+    (PyDictViewSet_Check(op) || PyDictValues_Check(op))
 
 
 PyAPI_FUNC(PyObject *) PyDict_New(void);
diff -r 099c7b0f24a6 Lib/test/test_dictviews.py
--- a/Lib/test/test_dictviews.py	Wed Jun 29 15:27:14 2011 -0500
+++ b/Lib/test/test_dictviews.py	Wed Jun 29 19:59:11 2011 -0400
@@ -68,6 +68,15 @@
         values = d.values()
         self.assertEqual(set(values), {10, "ABC"})
         self.assertEqual(len(values), 2)
+        self.assertIn(10, values)
+        self.assertIn("ABC", values)
+        self.assertNotIn(1, values)
+        self.assertNotIn("Z", values)
+        self.assertEqual(d.values(), d.values())
+        e = {2: 10, "b": "ABC"}
+        self.assertEqual(d.values(), e.values())
+        del e["b"]
+        self.assertNotEqual(d.values(), e.values())
 
     def test_dict_repr(self):
         d = {1: 10, "a": "ABC"}
diff -r 099c7b0f24a6 Objects/dictobject.c
--- a/Objects/dictobject.c	Wed Jun 29 15:27:14 2011 -0500
+++ b/Objects/dictobject.c	Wed Jun 29 19:59:11 2011 -0400
@@ -2605,12 +2605,14 @@
     PyObject *result;
 
     assert(self != NULL);
-    assert(PyDictViewSet_Check(self));
+    assert(PyDictView_Check(self));
     assert(other != NULL);
 
-    if (!PyAnySet_Check(other) && !PyDictViewSet_Check(other)) {
-        Py_INCREF(Py_NotImplemented);
-        return Py_NotImplemented;
+    if ((PyDictViewSet_Check(self) &&
+         !PyAnySet_Check(other) && !PyDictViewSet_Check(other)) ||
+        (PyDictValues_Check(self) && !PyDictValues_Check(other))) {
+            Py_INCREF(Py_NotImplemented);
+            return Py_NotImplemented;
     }
 
     len_self = PyObject_Size(self);
@@ -3019,7 +3021,7 @@
     0,                                          /* tp_setattr */
     0,                                          /* tp_reserved */
     (reprfunc)dictview_repr,                    /* tp_repr */
-    0,                                          /* tp_as_number */
+    &dictviews_as_number,                       /* tp_as_number */
     &dictvalues_as_sequence,                    /* tp_as_sequence */
     0,                                          /* tp_as_mapping */
     0,                                          /* tp_hash */
@@ -3032,7 +3034,7 @@
     0,                                          /* tp_doc */
     (traverseproc)dictview_traverse,            /* tp_traverse */
     0,                                          /* tp_clear */
-    0,                                          /* tp_richcompare */
+    dictview_richcompare,                       /* tp_richcompare */
     0,                                          /* tp_weaklistoffset */
     (getiterfunc)dictvalues_iter,               /* tp_iter */
     0,                                          /* tp_iternext */