test_function_base.py 文件源码

def test_badargs(self):
        # for 2D array, gradient can take 0, 1, or 2 extra args
        x = np.array([[1, 1], [3, 4]])
        assert_raises(SyntaxError, gradient, x, np.array([1., 1.]),
                      np.array([1., 1.]), np.array([1., 1.]))