bugfix test_iloc_mask

Author: arthurlw

pandas/tests/indexing/test_iloc.py

@@ -734,7 +734,6 @@ def test_iloc_mask(self):
             df.iloc[mask]
 
         mask.index = range(len(mask))
-        result = df.iloc[mask]
         msg = "Unalignable boolean Series provided as indexer"
         with pytest.raises(IndexingError, match=msg):
             df.iloc[mask]