auto save

dmeo.py

+goods = {'可口可乐':3,'旺仔牛奶':4,'农夫山泉':1,'辣条':3,'巴西烤肉':2,'果冻':4,'乐事':5,'奥利奥':10,'巧克力':6}
+for i in goods:
+    print(i)
\ No newline at end of file

store.py

@@ -2,5 +2,8 @@ goods = {'å¯å£å¯ä¹':3,'旺仔牛奶':4,'农夫山泉':1,'è¾£æ¡':3,'巴西çƒ
 goods.pop("农夫山泉")
 print(goods)
 # 请将"农夫山泉"删掉，并打印出新的商品信息
-
-
+goods.clear()  # 清空整个字典
+print(goods)
+print("**del删除对象**")
+del goods
+print(goods)