# /etc/systemd/system/pong_bot.service
# sudo systemctl daemon-reload
# sudo systemctl start pong_bot.service

[Unit]
Description=PONG-BOT
After=network.target

[Service]
WorkingDirectory=/dir/
ExecStart=/usr/bin/bash /dir/launch.sh pong

# Disable Python's buffering of STDOUT and STDERR, so that output from the
# service shows up immediately in systemd's logs
Environment=PYTHONUNBUFFERED=1

Restart=on-failure
Type=notify #try simple if any problems

[Install]
WantedBy=default.target