Changes preparing for stricter enforcement of bytes vs. str.
diff --git a/Lib/test/test_zipimport.py b/Lib/test/test_zipimport.py
index 17d5bb9..f38983f 100644
--- a/Lib/test/test_zipimport.py
+++ b/Lib/test/test_zipimport.py
@@ -255,7 +255,7 @@
         # stuff at the beginning of the file
         files = {TESTMOD + ".py": (NOW, test_src)}
         self.doTest(".py", files, TESTMOD,
-                    stuff="Some Stuff"*31)
+                    stuff=b"Some Stuff"*31)
 
     def assertModuleSource(self, module):
         self.assertEqual(inspect.getsource(module), test_src)