save project

func.py

+def new_input 
+total = []
+while True:
+    unit= input("请输入(q退出)：")
+    if unit== 'q':
+        break
+    else:
+        try:
+            unit = int(unit)
+        except:
+            print("请重新输入一个数字")
+        else:
+            total.append(unit)
+        finally
+            print("===================")
+    return total
+    def sum(money):
+        count = 0
+        for i in money:
+            count = count + i
+        return count
+
+price = new_input()
+pay=sum(price)
+
+print("您一共消费了"+"元!扫码还是现金呢？")
\ No newline at end of file