Call other process use Node.js

index.js

const exec = require('child_process').exec

exec('py main.py', (error, stdout, stderr) => {

	if(error)
		console.log('print',stderr)
	else
		console.log('print',stdout)
})

main.py

import datetime

now = datetime.datetime.now()
print ('{0}/{1}/{2}'.format(now.year, now.month, now.day),end="",flush=True)

Call other process use Node.js

demo

node index.js

output

print 2016/6/3