def test_passed_star(self):
        """
        L{passed} places additional positional arguments into a tuple
        under the name of the star argument.
        """
        def func(a, *b):
            pass
        self.assertEqual(self.checkPassed(func, 1, 2, 3),
                         dict(a=1, b=(2, 3)))

        L{passed} places additional positional arguments into a tuple
        under the name of the star argument.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/python/test/test_deprecate.py