save project

func.py

@@ -2,8 +2,14 @@ total = []
 def new_total():
     while True:
         unit= input("请输入：")
+        try:
+            int(input("请输入菜品价格"))
+        except:
+            print("请输入整数")
+        else:
+            print("程序结束")
         if unit== 'q':
             break
         else:
             total.append(unit)
-print(total)
\ No newline at end of file
+print(total)