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update

This commit is contained in:
xyj 2023-12-07 18:58:36 +08:00
parent 44eb888d51
commit 00a58c9e7e
1 changed files with 6 additions and 1 deletions
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7
MQTT.py
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@ -1,4 +1,5 @@
import json import json
import subprocess
import time import time
import paho.mqtt.client as mqtt import paho.mqtt.client as mqtt
@ -69,9 +70,13 @@ times = 120
def exec_shutdown(): def exec_shutdown():
pass pass
import os import os
if __name__ == '__main__': if __name__ == '__main__':
device_name = os.environ.get('device_name') p = subprocess.Popen(['cat /home/pi/device_name'], shell=True, stdout=subprocess.PIPE,stderr=subprocess.PIPE)
out, err = p.communicate()
device_name = out.decode('utf-8')
while True: while True:
try: try:
client = mqtt.Client(client_id='s') client = mqtt.Client(client_id='s')