X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/4957ed9549811afa3ec4a3010f333e9046189acd..404f868129e22cd627d350d61f74806f5b31a8ad:/sdk/python/tests/test_collections.py

diff --git a/sdk/python/tests/test_collections.py b/sdk/python/tests/test_collections.py
index 56c2352adb..9e753506b3 100644
--- a/sdk/python/tests/test_collections.py
+++ b/sdk/python/tests/test_collections.py
@@ -593,7 +593,7 @@ class CollectionReaderTestCase(unittest.TestCase, CollectionTestMixin):
         # Ensure stripped_manifest() doesn't mangle our manifest in
         # any way other than stripping hints.
         self.assertEqual(
-            re.sub('\+[^\d\s\+]+', '', nonnormal),
+            re.sub(r'\+[^\d\s\+]+', '', nonnormal),
             reader.stripped_manifest())
         # Ensure stripped_manifest() didn't mutate our reader.
         self.assertEqual(nonnormal, reader.manifest_text())