From bafd5eb5ac5fc1204419f616912b4fc7a9d90905 Mon Sep 17 00:00:00 2001
From: xyj <10908227994@qq.com>
Date: Thu, 25 Jan 2024 10:10:11 +0800
Subject: [PATCH] update

---
 xumu.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xumu.py b/xumu.py
index b02b65f..b215e0c 100644
--- a/xumu.py
+++ b/xumu.py
@@ -36,7 +36,7 @@ class DataQuery(BaseModel):
 async def data_query(params: DataQuery):
     try:
         deviceId = params.deviceId
-        if deviceId == None or deviceId == "":
+        if deviceId is None or deviceId == "" or len(deviceId) != 4:
             return BaseResponse(code=500, msg="参数错误")
         sql = f"select last * from root.farm.{deviceId}"
         send_json = {