save project

func.py

 def new_input():
     total = []
     while True:
-        try:
-            pass
-        except expression as identifier:
-            pass
-        else:
-            pass
         unit= input("请输入：")
         if unit== 'q':
             break
         else:
+            try:
+                unit=int(unit)
+            except:
+                print("出错了，请输入数字")
+            else:        
                 total.append(unit)
-    print(total)
-new_input()
\ No newline at end of file
+            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！扫码还是现金呢？')
+