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data_analysis.py

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+import json
+read_file = open("movies.json", "r", encoding="utf-8")
+movie_data = json.load(read_file)
+read_file.close()
+rank_movie = sorted(movie_data, key=lambda x: x["rating"])
+min_score_movie = rank_movie[0]
+max_score_movie = rank_movie[-1]
+print("1、评分最低电影：", min_score_movie["title"], "，评分：", min_score_movie["rating"])
+print("   评分最高电影：", max_score_movie["title"], "，评分：", max_score_movie["rating"])
+genre_count_dict = {}
+for film in movie_data:
+    film_type = film["genre"]
+    if film_type in genre_count_dict:
+        genre_count_dict[film_type] = genre_count_dict[film_type] + 1
+    else:
+        genre_count_dict[film_type] = 1
+print("\n2、各类型电影统计：", genre_count_dict)
+director_count_dict = {}
+for film in movie_data:
+    dir_name = film["director"]
+    if dir_name in director_count_dict:
+        director_count_dict[dir_name] += 1
+    else:
+        director_count_dict[dir_name] = 1
+print("\n3、各导演电影数量：", director_count_dict)
+count_after_2020 = 0