From: Eric V. Smith <ericvsmith@users.noreply.github.com>
Date: Wed, 6 Dec 2017 19:00:34 +0000 (-0500)
Subject: Use raw strings for regex to avoid invalid escape sequences. (GH-4741)
X-Git-Tag: v3.7.0a4~197
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=24e77f92658c7d258e2a3cf9868f3f4658932b40;p=python

Use raw strings for regex to avoid invalid escape sequences. (GH-4741)
---

diff --git a/Lib/test/test_dataclasses.py b/Lib/test/test_dataclasses.py
index caea98a13b..9d08a2d4c9 100755
--- a/Lib/test/test_dataclasses.py
+++ b/Lib/test/test_dataclasses.py
@@ -1831,7 +1831,7 @@ class TestCase(unittest.TestCase):
         #  if we're also replacing one that does exist.  Test this
         #  here, because setting attributes on frozen instances is
         #  handled slightly differently from non-frozen ones.
-        with self.assertRaisesRegex(TypeError, "__init__\(\) got an unexpected "
+        with self.assertRaisesRegex(TypeError, r"__init__\(\) got an unexpected "
                                              "keyword argument 'a'"):
             c1 = replace(c, x=20, a=5)
 
@@ -1842,7 +1842,7 @@ class TestCase(unittest.TestCase):
             y: int
 
         c = C(1, 2)
-        with self.assertRaisesRegex(TypeError, "__init__\(\) got an unexpected "
+        with self.assertRaisesRegex(TypeError, r"__init__\(\) got an unexpected "
                                     "keyword argument 'z'"):
             c1 = replace(c, z=3)