X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/991d037e7b4741450dff745d22b0758170fe4ed9..cb37170128fa9b1f1c98bb3270328e0969719141:/sdk/python/tests/arvados_testutil.py

diff --git a/sdk/python/tests/arvados_testutil.py b/sdk/python/tests/arvados_testutil.py
index 23f00b6415..c70ecd488c 100644
--- a/sdk/python/tests/arvados_testutil.py
+++ b/sdk/python/tests/arvados_testutil.py
@@ -90,7 +90,7 @@ class VersionChecker(object):
             # Python 2 writes version info on stderr.
             self.assertEqual(out.getvalue(), '')
             v = err.getvalue()
-        self.assertRegexpMatches(v, "[0-9]+\.[0-9]+\.[0-9]+$\n")
+        self.assertRegex(v, r"[0-9]+\.[0-9]+\.[0-9]+$\n")
 
 
 class FakeCurl(object):
@@ -261,3 +261,13 @@ class ArvadosBaseTestCase(unittest.TestCase):
         testfile.write(text)
         testfile.flush()
         return testfile
+
+if sys.version_info < (3, 0):
+    # There is no assert[Not]Regex that works in both Python 2 and 3,
+    # so we backport Python 3 style to Python 2.
+    def assertRegex(self, *args, **kwargs):
+        return self.assertRegexpMatches(*args, **kwargs)
+    def assertNotRegex(self, *args, **kwargs):
+        return self.assertNotRegexpMatches(*args, **kwargs)
+    unittest.TestCase.assertRegex = assertRegex
+    unittest.TestCase.assertNotRegex = assertNotRegex