code: def _parse_hparams(hparams):
    
    prefixes = ["agent_", "optimizer_", "runner_", "replay_buffer_"]
    ret = []
  
    for prefix in prefixes:
      ret_dict = {}
      for key in hparams.values():
        if prefix in key:
          par_name = key[len(prefix):]
          ret_dict[par_name] = hparams.get(key)
      ret.append(ret_dict)
  
    return ret
docs: Split hparams, based on key prefixes.
  
    Args:
      hparams: hyperparameters
  
    Returns:
      Tuple of hparams for respectably: agent, optimizer, runner, replay_buffer.