auto save

diy3.py

@@ -5,7 +5,13 @@ score = {'悟空': student1, '诺依': student2, '小贝': student3}
 
 
 name = input("名字：")
-a=score[name]
+if name in score.keys():
 # 查询并打印出输入的名字对应的所有科目的成绩
-for k,v in a.items():
+    a=score[name]
+    print(name)
+    print("*"*10)
+    for k,v in a.items():
         print(k,v)
+    print("*"*10)    
+else:
+    print("输入错误")
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