tunasync/systemd/tunasync.service

[Unit]
Description = TUNA mirrors sync daemon
Requires = network.target
After = network.target

[Service]
ExecStart = /home/tuna/.virtualenvs/tunasync/bin/python -u /home/tuna/tunasync/tunasync.py -c /etc/tunasync.ini
KillSignal = SIGTERM
ExecReload = /bin/kill -SIGUSR1 $MAINPID
Environment = "HOME=/home/tuna"

[Install]
WantedBy = multi-user.target