@ -69,7 +69,7 @@ class TestOperator(unittest.TestCase):
set(mul_op.attr_names),
set([
"x_num_col_dims", "y_num_col_dims", "op_role", "op_role_var",
"op_namescope"
"op_namescope", "op_callstack"
]))
self.assertEqual(mul_op.has_attr("x_num_col_dims"), True)
self.assertEqual(mul_op.attr_type("x_num_col_dims"), core.AttrType.INT)