scoring.py 文件源码

def score_from_file(json_file):
    """Calculate score from an episode_batch.json file"""
    with open(json_file) as f:
        results = json.load(f)

    # No scores yet saved
    if results is None:
        return None

    episode_lengths = results['episode_lengths']
    episode_rewards = results['episode_rewards']
    episode_types = results['episode_types']
    timestamps = results['timestamps']
    initial_reset_timestamp = results['initial_reset_timestamp']
    spec = gym.spec(results['env_id'])

    return score_from_merged(episode_lengths, episode_rewards, episode_types, timestamps, initial_reset_timestamp, spec.trials, spec.reward_threshold)