code: def testScale(self):
      p = point.Point(3, 4)
      self.assertAlmostEqual(2, p.scale(2).len())
  
imports: from absl.testing import absltest
  from pysc2.lib import point
label_desc: Use image node_id 6 for calling the PointTest obj's underlying member method code with example usage: obj.testScale() without return types