update

shutdown_ups.py

@@ -40,7 +40,6 @@ def run_command(command):
     return result.stdout.strip()
 
 def main():
-    print("Starting UPS monitoring...")
     while True:
         oid_on_battery_time = "1.3.6.1.4.1.318.1.1.1.2.2.3.0"
         result = run_command(f'/usr/bin/snmpget -v2c -O v -O q -c public {ups_ip} {oid_on_battery_time}')
@@ -66,5 +65,6 @@ def main():
             time.sleep(interval)
 
 if __name__ == "__main__":
+    print("Starting UPS monitoring...")
     main()
     

ups_shutdown.service

@@ -3,7 +3,7 @@ Description=Service to manage UPS shutdown script
 After=network.target
 
 [Service]
-ExecStart=/usr/bin/python3 /usr/local/bin/shutdown_ups.py
+ExecStart=/usr/local/bin/shutdown_ups.py
 Restart=always
 RestartSec=5s