auto save

func.py

@@ -4,10 +4,20 @@ def new_input():
         q= input("请输入：")
         if q== 'q':
             break
+        try:
+            q=int(q)
+        except:
+            print("请输入一个数字！")
         else:
             e.append(q)
     print(e)
     return e
 
 w=new_input()
-print(w)
\ No newline at end of file
+print(w)
+
+def sum(pig):
+    for i in w:
+        k = k + i
+    print('你已消费了'+str(k))
+    return k