Index: Objects/descrobject.c
===================================================================
--- Objects/descrobject.c	(revision 87092)
+++ Objects/descrobject.c	(working copy)
@@ -766,6 +766,12 @@
     return PyObject_Str(pp->dict);
 }
 
+static PyObject *
+proxy_repr(proxyobject *pp)
+{
+    return PyUnicode_FromFormat("dict_proxy(%R)", pp->dict);
+}
+
 static int
 proxy_traverse(PyObject *self, visitproc visit, void *arg)
 {
@@ -791,7 +797,7 @@
     0,                                          /* tp_getattr */
     0,                                          /* tp_setattr */
     0,                                          /* tp_reserved */
-    0,                                          /* tp_repr */
+    (reprfunc)proxy_repr,                       /* tp_repr */
     0,                                          /* tp_as_number */
     &proxy_as_sequence,                         /* tp_as_sequence */
     &proxy_as_mapping,                          /* tp_as_mapping */