def rlmb_ppo_base_param_sharing():
  """HParams for PPO base with parameter sharing."""
  hparams = rlmb_ppo_base()
  hparams.wm_policy_param_sharing = True
  hparams.base_algo_params = "ppo_original_world_model"
  return hparams
HParams for PPO base with parameter sharing.
tensor2tensor/rl/trainer_model_based_params.py