43 lines
1.3 KiB
Python
43 lines
1.3 KiB
Python
import json
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# 读取本地json文件
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with open("movies.json", "r", encoding="utf-8") as f:
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data = json.load(f)
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movie_list = data["movies"]
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# ① 找出评分最高、最低电影并打印
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ratings = [m["rating"] for m in movie_list]
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max_rating = max(ratings)
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min_rating = min(ratings)
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max_movies = [m for m in movie_list if m["rating"] == max_rating]
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min_movies = [m for m in movie_list if m["rating"] == min_rating]
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print("===== 1. 评分极值电影 =====")
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print("评分最高的电影：")
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for m in max_movies:
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print(f"{m['title']} - {m['rating']}")
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print("评分最低的电影：")
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for m in min_movies:
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print(f"{m['title']} - {m['rating']}")
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# ② 统计各类型电影数量
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genre_count = {}
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for m in movie_list:
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g = m["genre"]
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genre_count[g] = genre_count.get(g, 0) + 1
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print("\n===== 2. 各类型电影数量 =====")
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print(genre_count)
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# ③ 统计各导演电影数量
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director_count = {}
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for m in movie_list:
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d = m["director"]
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director_count[d] = director_count.get(d, 0) + 1
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print("\n===== 3. 各导演电影数量 =====")
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print(director_count)
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# ④ 统计2020（含）年后上映电影数量
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count_after_2020 = sum(1 for m in movie_list if m["year"] >= 2020)
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print("\n===== 4. 2020年(含)后上映电影总数 =====")
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print(count_after_2020) |