- Re-enable lib2to3's test_parser.py tests, though with an expected failure

  (see issue 13125).

diff --cc Lib/test/test_lib2to3.py
index 24b2da65c3a28dd1a5da2c216e7d4a86f42bdcc2,1afaf70ffa499380ef9e97deeffed055a5a71f8c..df4c37b2418d5758eadbf46a2b6f0ef3da88d63b
--- 1/Lib/test/test_lib2to3.py
--- 2/Lib/test/test_lib2to3.py
+++ b/Lib/test/test_lib2to3.py
@@@ -9,8 -9,8 +9,8 @@@ from test.support import run_unittes
  def suite():
      tests = unittest.TestSuite()
      loader = unittest.TestLoader()
-     for m in (test_fixers, test_pytree,test_util, test_refactor, test_parser,
 -    for m in (test_fixers, test_pytree,test_util, test_refactor,
 -              test_parser, test_main_):
++    for m in (test_fixers, test_pytree, test_util, test_refactor, test_parser,
 +              test_main_):
          tests.addTests(loader.loadTestsFromModule(m))
      return tests