diff -r ae76a1046bb9 Lib/test/test_pkgutil.py
--- a/Lib/test/test_pkgutil.py	Wed Mar 16 14:30:16 2016 +0100
+++ b/Lib/test/test_pkgutil.py	Wed Mar 23 10:17:56 2016 +0100
@@ -337,6 +337,7 @@
             self.assertIsNotNone(pkgutil.get_loader("test.support"))
             self.assertEqual(len(w.warnings), 0)
 
+    @unittest.skipIf(__name__ == '__main__', 'not compatible with __main__')
     def test_get_loader_handles_missing_loader_attribute(self):
         global __loader__
         this_loader = __loader__