上传文件至 /

2026-07-04 02:56:57 +08:00
parent 6092f19f95
commit 6ea7496ca8
4 changed files with 64 additions and 0 deletions
--- a/q4_3b.py
+++ b/q4_3b.py
@@ -0,0 +1,14 @@
+import json
+import matplotlib.pyplot as plt
+
+movies = json.load(open('movies.json', encoding='utf-8'))['movies']
+# print(movies)
+ratings = []
+durations = []
+for m in movies:
+    ratings.append(m['rating'])
+    durations.append(m['duration'])
+
+plt.figure(figsize=(8,5))
+plt.hist(durations, bins=5,color='blue')
+plt.savefig('q4_3b_hist.png',dpi=150)