#深渊轮数统计
def read_lunshu(scores_game_name):
    player_scores = {}
    try:
        test = open('深渊轮数.txt','r',encoding="utf_8")
        next(test)
        for line in test:
            name,hundun,xugou,mori= line.strip().split()
            scores_inner = [float(hundun),float(xugou),float(mori)]
            #构建value
            player_scores[name] = scores_inner##输入value
            return player_scores
    except FileNotFoundError:
        print(f"错误：文件'{scores_game_name}'不存在。")
        return {}  # 返回空字典
    except ValueError:
        print("文件格式错误，每行应该包含姓名和三个深渊副本的轮数。")
        return {}  # 返回空字典
    except Exception as e:
        print(f"读取文件时发生错误：{e}")
        return {}  # 返回空字典
def average_players(player_scores):#计算平均成绩
    average_scores = {}
    for name,scores_inner in player_scores.items():
        average_scores = sum(scores_inner)/len(scores_inner)
        #player_scores包括key(name),value(scores_inner,是
        #[hundun,xugou,mori]的一个list)
        return average_scores
def all_players_scores(filename,average_scores):#综合
    try:
        test = open('深渊轮数.txt','w')
        test.write("姓名 平均成绩\n")
        for name, average in average_scores.items():
            test.write("{} {:.2f}\n".format(name,average))
    except ValueError:
        print("文件格式错误，每行应该包含姓名和三个深渊副本的轮数。")
        return {}  # 返回空字典
    except Exception as e:
        print(f"读取文件时发生错误：{e}")
        return {}  # 返回空字典

#——————————————————————————————————
scores_game_name = '深渊轮数.txt'
averages_game_name = 'average_scores.txt'
player_scores = read_lunshu(scores_game_name)
average_scores = average_players(player_scores)
result = all_players_scores(scores_game_name,average_scores)
print(result)
#——————————————————————————————————