code: def __getstate__(self) -> Dict[str, Any]:
      return {
          "win_rates": self.win_rates,
          "main_policies": self.main_policies,
          "league_exploiters": self.league_exploiters,
          "main_exploiters": self.main_exploiters,
      }
  
imports: import logging
  import re
  from abc import ABCMeta
  from collections import defaultdict
  from typing import Any, DefaultDict, Dict
  import numpy
  from ray.rllib.algorithms.algorithm import Algorithm
  from ray.rllib.algorithms.algorithm_config import AlgorithmConfig
  from ray.rllib.examples.policy.random_policy import RandomPolicy
  from ray.rllib.policy.policy import PolicySpec
  from ray.rllib.utils.annotations import ExperimentalAPI, override
  from ray.rllib.utils.numpy import softmax
  from ray.rllib.utils.typing import PolicyID, ResultDict
label_desc: Use image node_id 3 for calling the AlphaStarLeagueBuilder obj's underlying member method code with example usage: obj.__getstate__() and returns: dict