save project

func.py

@@ -6,7 +6,15 @@ while True:
         try:
             unit= int(unit)
         except:
-            total.append(unit)
+            print("请重新输入")
+        else:
+            total.append(nuit)
     return total
-result = new_input() 
-print(total)
\ No newline at end of file
+def sum(unit):
+    c=0
+    for i in unit:
+        c=c+i
+    return c
+result = new_input()
+pay+sun(result) 
+print("您一共消费"+str(pay)+"元")
\ No newline at end of file