auto save

func.py

@@ -4,5 +4,11 @@ while True:
     if unit== 'q':
         break
     else:
-        total.append(unit)
+        try:
+            unit2 = int(unit)
+        except :
+            print("请输入数字类型")
+        else:
+            total.append(unit)
+        
 print(total)
\ No newline at end of file