[Unit] Description= Ruijie Global Initialize I2c drivers. After=local-fs.target Before=pmon.service DefaultDependencies=no [Service] Type=oneshot ExecStart=/usr/local/bin/device_i2c.py start ExecStop=/usr/local/bin/device_i2c.py stop RemainAfterExit=yes [Install] WantedBy=multi-user.target