Issue #14386: Expose the dict_proxy internal type as types.MappingProxyType
diff --git a/Lib/test/test_descr.py b/Lib/test/test_descr.py
index 3051e57..c0c7414 100644
--- a/Lib/test/test_descr.py
+++ b/Lib/test/test_descr.py
@@ -4574,11 +4574,11 @@
         self.assertEqual(type(C.__dict__), type(B.__dict__))
 
     def test_repr(self):
-        # Testing dict_proxy.__repr__.
+        # Testing mappingproxy.__repr__.
         # We can't blindly compare with the repr of another dict as ordering
         # of keys and values is arbitrary and may differ.
         r = repr(self.C.__dict__)
-        self.assertTrue(r.startswith('dict_proxy('), r)
+        self.assertTrue(r.startswith('mappingproxy('), r)
         self.assertTrue(r.endswith(')'), r)
         for k, v in self.C.__dict__.items():
             self.assertIn('{!r}: {!r}'.format(k, v), r)