code: def testDist(self):
      a = point.Point(1, 1)
      b = point.Point(4, 5)
      self.assertEqual(5, a.dist(b))
  
imports: from absl.testing import absltest
  from pysc2.lib import point
label_desc: Use image node_id 3 for calling the PointTest obj's underlying member method code with example usage: obj.testDist() without return types