save project

1.py

+def new_input():
+    total = []
+    while True:
+        money = input('请输入（q退出）：')
+        if money == 'q':
+            break
+        else:
+            try:
+                money = int(money)
+            except:
+                print("请重新输入一个数字")
+            else:
+                total.append(money)
+            finally:
+                print("-"*30)
+    return total
+def sum(money): #money形式参数
+    new_money=0
+    for i in money:
+        new_money += i
+    return new_money
+
+
+
+result = new_input()
+pay=sum(result)
+print("您一共消费了" + str(pay) + "元！扫码还是现金呢？")