[Unit]
Description=JupyterHub Daemon
After=network-online.target
Wants=network-online.target

[Service]
Type=simple
User=root
# envirionnement vituel
Environment=VIRTUAL_ENV=/var/lib/jupyterhub/venvs/py3
ExecStart=/var/lib/jupyterhub/venvs/py3/bin/python3 ${VIRTUAL_ENV}/etc/jupyter/start_jupyterhub --config=${VIRTUAL_ENV}/etc/jupyter/jupyterhub_config.py --log-level=0
KillMode=process
Restart=on-failure

[Install]
WantedBy=multi-user.target