上传文件至 q2_1_crawler

q2_1_crawler/q2_2.py

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+import json
+
+# 读取爬取结果
+with open("movies.json", "r", encoding="utf-8") as f:
+    data = json.load(f)
+movies = data["movies"]
+
+# 容错判断，避免无数据时报错
+if not movies:
+    print("错误：无电影数据，请先运行爬虫q2_1.py！")
+else:
+    # ① 最高、最低评分电影
+    sorted_movies = sorted(movies, key=lambda x: x["rating"])
+    min_m = sorted_movies[0]
+    max_m = sorted_movies[-1]
+    print("① 评分极值：")
+    print(f"最低分：{min_m['title']} {min_m['rating']}")
+    print(f"最高分：{max_m['title']} {max_m['rating']}")
+
+    # ② 各类型数量，字典输出
+    genre_stat = {}
+    for m in movies:
+        g = m["genre"]
+        genre_stat[g] = genre_stat.get(g, 0) + 1
+    print("\n② 电影类型统计字典：")
+    print(genre_stat)
+
+    # ③ 各导演影片数量，字典输出
+    dir_stat = {}
+    for m in movies:
+        d = m["director"]
+        dir_stat[d] = dir_stat.get(d, 0) + 1
+    print("\n③ 导演影片数量统计字典：")
+    print(dir_stat)
+
+    # ④ 2020年（含）后上映总数
+    count_2020 = 0
+    for m in movies:
+        try:
+            year = int(m["year"])
+            if year >= 2020:
+                count_2020 += 1
+        except ValueError:
+            continue
+    print(f"\n④ 2020年（含）后上映电影总数：{count_2020}")