passes git diff upstream

Author: ganevgv

pandas/tests/series/indexing/test_indexing.py

@@ -396,8 +396,8 @@ def test_incorrect_assigment():
     y = pd.Series(range(2))
 
     msg = (
-        "shape mismatch: value array of shape \(2,2\) could not be"
-        " broadcast to indexing result of shape \(2,\)"
+        r"shape mismatch: value array of shape \(2,2\) could not be"
+        r" broadcast to indexing result of shape \(2,\)"
     )
     with pytest.raises(ValueError, match=msg):
         y.loc[range(2)] = x