--- contrib/python/jedi/py3/jedi/evaluate/arguments.py	(index)
+++ contrib/python/jedi/py3/jedi/evaluate/arguments.py	(working tree)
@@ -95 +95 @@ def _parse_argument_clinic(string):
-        match = re.match('(?:(?:(\[),? ?|, ?|)(\w+)|, ?/)\]*', string)
+        match = re.match(r'(?:(?:(\[),? ?|, ?|)(\w+)|, ?/)\]*', string)