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)
+            print('-'*30)
+    return  total
+def sum(m):
+    c = 0
+    for i in m:
+        c = c+1
+    return c
+p = new_input()
+pay = sum(p)
+print("您一共消费了" + str(pay) + "元！扫码还是现金呢？")

s.py

+try:
+    age = int(input('你今年几岁了？'))
+except:
+    print('要输入整数啊')
+else:
+    if age < 18:
+        print('不可以喝酒哦')
+print('程序结束~~')

use.py

+import func
+data = func.new_input()
+score = func.sum(data)
+print("这位选手的总分为" + str(score))
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