auto save

div.py

+#定义函数new_input
+def new_input():
+    #新建列表
+    total = []
+    while True:
+        money = input("请输入价格(输入q退出):")
+        if money=="q":
+            break
+        elif:
+            '''
+            try:异常处理
+            '''
+            try:
+                money = int(money)
+            except:
+                print("您的输入有误,请重新输入")
+            else:
+                total.append(money)
+            finally:
+                print("=="*15)
+    return total
+#新建函数计算总价
+def sum(money):
+    #创建变量存储总价
+    count = 0
+    for i in money:
+        count = count+i
+    return count
+price = new_input()
+pay = sum(price)
+print("您一共消费了"+str(pay)+"元,请问您是现金还是微信?")
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