code: def test_get_eager_traced_class_name(self):
      from ray.rllib.algorithms.ppo.ppo_tf_policy import PPOTF2Policy
  
      traced = PPOTF2Policy.with_tracing()
      self.assertEqual(get_policy_class_name(traced), "PPOTF2Policy")
  
imports: import unittest
  from ray.rllib.algorithms.registry import POLICIES, get_policy_class, get_policy_class_name, ALGORITHMS_CLASS_TO_NAME, ALGORITHMS
label_desc: Use image node_id 2 for calling the TestPolicies obj's underlying member method code with example usage: obj.test_get_eager_traced_class_name() without return types