auto save

diy3.py

-message = "诺依，周末一起去看动漫展吧！"
-
-# 请使用索引的知识，取出message所有元素（不用遍历的方式）
+import csv
+with open(r'C:\Users\Administrator\Desktop\班级成绩.csv.txt','r',encoding='utf-8') as f:
+    new=list(csv.reader(f))
\ No newline at end of file
+    # print(new)
+    score=[]
+    for i in new[1:]:
+        sc=int(i[1])
+        score.append(sc)
+sum(score)
+print(sum(score))
+