Index: Lib/test/test_gzip.py =================================================================== --- Lib/test/test_gzip.py (revision 86546) +++ Lib/test/test_gzip.py (working copy) @@ -197,6 +197,12 @@ self.assertTrue(hasattr(f, "name")) self.assertEqual(f.name, self.filename) + def test_paddedfile_getattr(self): + self.test_write() + with gzip.GzipFile(self.filename, 'rb') as f: + self.assertTrue(hasattr(f.fileobj, "name")) + self.assertEqual(f.fileobj.name, self.filename) + def test_mtime(self): mtime = 123456789 with gzip.GzipFile(self.filename, 'w', mtime = mtime) as fWrite: