Rip out all the u"..." literals and calls to unicode().
diff --git a/Lib/test/test_fileio.py b/Lib/test/test_fileio.py
index 4d969f5..56fef11 100644
--- a/Lib/test/test_fileio.py
+++ b/Lib/test/test_fileio.py
@@ -149,7 +149,7 @@
 
     def testUnicodeOpen(self):
         # verify repr works for unicode too
-        f = _fileio._FileIO(unicode(TESTFN), "w")
+        f = _fileio._FileIO(str(TESTFN), "w")
         f.close()
         os.unlink(TESTFN)