msg MQTT message

5 months ago · 7bd717dd95
parent 9ed7712c25
commit 7bd717dd95
1 changed files with 2 additions and 2 deletions
--- a/edu_coder/mqtt_client.py
+++ b/edu_coder/mqtt_client.py
@ -2,8 +2,8 @@ import paho.mqtt.client as mqtt
 import time
 import os

-# 全局变量，用于标记是否收到响应
-os.system("bash get_user.sh")
+if os.path.exists("user.txt"):
+    os.system("bash get_user.sh")

 broker = '121.40.129.71'
 port = 48835