auto save

diy1.py

@@ -4,11 +4,31 @@
 scores = {'语文':89, '数学':95, '英语':80}
 
 def get_average(scores):
-    score = 0  
+    sum_score = 0  
     for subject, score in scores.items():
-        score += score
-        print('现在的总分是%d'%score)
+        sum_score += score
+       
+        print('现在的总分是%d'%sum_score)
     ave_score = score/len(scores)
     print('平均分是%d'%ave_score)
 
 get_average(scores)
+
+
+
+
+
+
+
+# scores = {'语文':89, '数学':95, '英语':80}
+
+# def get_average(scores):
+#     sum_score = 0  # sum_score 作为函数内部的局部变量，从而可以为函数所用
+#     for subject, score in scores.items():
+#         sum_score += score
+#         print('现在的总分是%d'%sum_score)
+#     ave_score = sum_score/len(scores)
+#     print('平均分是%d'%ave_score)
+
+# get_average(scores)
+