save project

func.py

+def new_input():
+    total=[]
+    while True:
+        dad= input("请输入：")
+        if unit== 'dad':
+           break
+        else:
+            try:
+                dad=int(dad)
+            except:
+                print('请重新输入一个数字')
+            else:
+                total.append(dad)
+            finally:
+                print('-'*30)
+    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'+str(pay)+'元!扫码还是现金')     
\ No newline at end of file