service unit

repl_graph.service

+[Unit]
+Description=The repl_graph daemon.
+After=network.target
+
+# systemctl link   $PWD/repl_graph.service
+# systemctl enable repl_graph.service
+# systemctl start repl_graph.service
+# systemctl status repl_graph.service
+
+[Service]
+User=nobody
+Type=simple
+StandardOutput=null
+StandardError=null
+Restart=no
+WorkingDirectory=/usr/local/share/az
+ExecStart=/bin/bash -l -c 'source bin/activate;./server'
+
+[Install]
+WantedBy=multi-user.target