auto save

func.py

 def new_input():
 def new_input():
     total = []
     total = []
+
     try:
     try:
     
     
-        unit= int(input("请输入："))
+        unit= int(input("请输入商品价格："))
         
         
     except[]:
     except[]:
         print:("no")
         print:("no")