diff -r 682a8e36dd18 Lib/test/test_pyexpat.py

--- a/Lib/test/test_pyexpat.py	Tue Jul 05 17:08:52 2016 +0300

+++ b/Lib/test/test_pyexpat.py	Thu Jul 07 17:04:35 2016 +0800

@@ -656,11 +656,9 @@

         # \xc2\x85 is UTF-8 encoded U+0085 (NEXT LINE)

         xml = b"\r\n"

         parser = expat.ParserCreate()

-        try:

+        err_pattern = r'XML declaration not well-formed: line 1, column \d+'

+        with self.assertRaisesRegex(expat.ExpatError, err_pattern):

             parser.Parse(xml, True)

-            self.fail()

-        except expat.ExpatError as e:

-            self.assertEqual(str(e), 'XML declaration not well-formed: line 1, column 14')

 class ErrorMessageTest(unittest.TestCase):

     def test_codes(self):