auto save

func.py

-def price:
-    total = []
+def price():
+    total=[]
     while True:
-        unit= input("请输入：")
-        if unit== 'q':
+        a=input("请输入：退出按q")
+        if a=='q':
             break
         else:
-            total.append(unit)
+            total.append(a)
     print(total)
+price()