Use more portable test methods.

pp-mo · pp-mo · commit ea32c9057f47 · 2014-09-02T00:41:37.000+01:00
diff --git a/numpy/testing/tests/test_utils.py b/numpy/testing/tests/test_utils.py
@@ -452,8 +452,12 @@ def test_min_int(self):
     def test_report_fail_percentage(self):
         a = np.array([1, 1, 1, 1])
         b = np.array([1, 1, 1, 2])
-        with self.assertRaisesRegexp(AssertionError, "25.0%"):
+        try:
             assert_allclose(a, b)
+            msg = ''
+        except AssertionError as exc:
+            msg = exc.args[0]
+        self.assertTrue("mismatch 25.0%" in msg)
 
 class TestArrayAlmostEqualNulp(unittest.TestCase):
     @dec.knownfailureif(True, "Github issue #347")
