docstr: All RLlib registered algorithms should have their name listed in the
  registry dictionary.
docstr_tok: ["All","RLlib","registered","algorithms","should","have","their","name","listed","in","the","registry","dictionary","."]
code: def test_registered_algorithm_names(self):
      """All RLlib registered algorithms should have their name listed in the
      registry dictionary."""
  
      for class_name in ALGORITHMS_CLASS_TO_NAME.keys():
          registered_name = ALGORITHMS_CLASS_TO_NAME[class_name]
          algo_class, _ = ALGORITHMS[registered_name]()
          self.assertEqual(class_name, algo_class.__name__)
  
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 3 for calling the TestPolicies obj's underlying member method code with example usage: obj.test_registered_algorithm_names() without return types