For testing of server-client communications and data fetching workflow
Ref
Get post request data
https://nodejs.dev/learn/get-http-request-body-data-using-nodejs
https://www.pabbly.com/tutorials/node-js-http-server-handling-get-and-post-request/
https://bobbyhadz.com/blog/javascript-parse-json-date
https://stackoverflow.com/questions/71149620/how-to-run-nodejs-with-html-like-vanilla-js
Run Python script (consider using batch, or directly calling from nodejs)
https://nodejs.org/api/child_process.html#event-spawn
https://medium.com/swlh/run-python-script-from-node-js-and-send-data-to-browser-15677fcf199f
https://stackoverflow.com/questions/50507531/is-there-a-way-to-launch-a-terminal-window-or-cmd-on-windows-and-pass-run-a-co (Run by calling cmd.exe)
Communicate between nodejs and Python script
https://www.youtube.com/watch?v=aoMzOgiE7rY https://www.youtube.com/watch?v=hb1O6lCzarw (Pass data from python to node)
https://stackoverflow.com/questions/71633926/how-to-implement-two-way-communication-between-nodejs-and-a-python-subprocess (from node to python)