fix flake

Author: ravinkohli

test/test_data/test_utils.py

@@ -124,4 +124,4 @@ def test_unsupported_errors():
 
     X = [[1, 2], [2, 3]]
     with pytest.raises(ValueError, match=r'Unrecognised data type of X, expected data type to be in .*'):
-        reduce_dataset_size_if_too_large(X, 0)
+        reduce_dataset_size_if_too_large(X, 0)