def METHOD_NAME(self):
    pt1 = (0, 2.5, 0)
    pt2 = (0, 4.5, 0)
    n1 = (4, 8, 0)
    n2 = (2, 4, 0)
    plane1 = PlaneEquation.from_normal_and_point(n1, pt1)
    plane2 = PlaneEquation.from_normal_and_point(n2, pt1)
    r = plane1.intersect_with_plane(plane2)
    self.assertTrue(r is None)