save project

func.py

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