def test_normalize_in_place(self):
vec = Vec(2, 0, 0)
vec.normalize_in_place()
self.assertEqual(vec, Vec(1, 0, 0))
def test_normalize_in_place(self):
vec = Vec(2, 0, 0)
vec.normalize_in_place()
self.assertEqual(vec, Vec(1, 0, 0))
