Method foo

tests/utils/test_preprocess.py:186–187

(a, b, c)

        @expect_types(a=int, b=int)
        def foo(a, b, c):
            return a, b, c

        self.assertEqual(foo(1, 2, 3), (1, 2, 3))
        self.assertEqual(foo(1, 2, c=3), (1, 2, 3))