[Unit]
Description=P1_updRRD
#https://www.shubhamdipt.com/blog/how-to-create-a-systemd-service-in-linux/
Wants=network-online.target
After=network-online.target

[Service]
User=root
Type=simple
WorkingDirectory=/var/www/html/rrdpower/
ExecStart=/usr/bin/python3  P1_updRRD.py
# optional items below
Restart=always
RestartSec=3

[Install]
WantedBy=multi-user.target