Reverting the Revision: 77368.  I committed Flox's big patch for tests by
mistake. ( It may come in for sure tough)
diff --git a/Lib/test/test_binascii.py b/Lib/test/test_binascii.py
index 6a1f972..c531c65 100755
--- a/Lib/test/test_binascii.py
+++ b/Lib/test/test_binascii.py
@@ -26,10 +26,10 @@
                 prefixes.extend(["crc_", "rlecode_", "rledecode_"])
             for prefix in prefixes:
                 name = prefix + suffix
-                self.assertTrue(hasattr(getattr(binascii, name), '__call__'))
+                self.assertTrue(callable(getattr(binascii, name)))
                 self.assertRaises(TypeError, getattr(binascii, name))
         for name in ("hexlify", "unhexlify"):
-            self.assertTrue(hasattr(getattr(binascii, name), '__call__'))
+            self.assertTrue(callable(getattr(binascii, name)))
             self.assertRaises(TypeError, getattr(binascii, name))
 
     def test_base64valid(self):