auto save

diy1.py

-scores = {'语文':89,'数学':95,'英语':80}
-
-def get_average(dict_1):
-  score=0
-  sum_score=0
-  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)