save project

func.py

-total = []
+
 def new_input():
 def new_input():
     while True:
     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(input("请输入："))
+            except:
+                print("请输入正确的价格。") 
+            else:
+                print("请吃席")          
             total.append(unit)
             total.append(unit)
+total = []
+new_input()
 print(total)
 print(total)
\ No newline at end of file