auto save

func.py

+total = []
+def new_price(a):
+    while True:
+        unit= input("请输入：")
+        if unit== 'q':
+            print("程序结束")
+            break
+        else:
+            try:
+               unit=int(unit)
+               a.append(unit)
+            except:
+                print("程序错误")
+                break
+    return total
+    w=new_price(total)
+def sum(list)
+b=0
+for i in list():
+    b+=i
+    return list
+c=sum(total)
+print(c)
+# print(total)
+s=new_price(total)
+print(s)
+
+