code: def get_default_policy_class(
      cls, config: AlgorithmConfig
  ) -> Optional[Type[Policy]]:
      return MADDPGTFPolicy
  
file_path: ray/rllib_contrib/maddpg/src/rllib_maddpg/maddpg/maddpg.py
imports: import logging
  from typing import List, Optional, Type
  from rllib_maddpg.maddpg.maddpg_tf_policy import MADDPGTFPolicy
  from ray.rllib.algorithms.algorithm_config import AlgorithmConfig, NotProvided
  from ray.rllib.algorithms.dqn.dqn import DQN
  from ray.rllib.policy.policy import Policy
  from ray.rllib.policy.sample_batch import MultiAgentBatch, SampleBatch
  from ray.rllib.utils.annotations import override
  from ray.rllib.utils.deprecation import DEPRECATED_VALUE
label_desc: Use image node_id 2 for calling the MADDPG obj's underlying member method code with example usage: obj.get_default_policy_class(cls, config) and returns: MADDPGTFPolicy