https://www.datasciencebytes.com/bytes/2015/02/24/running-a-flask-app-on-aws-ec2/ https://gist.github.com/webframp/75c680930b6b2caba9a1be6ec23477c1 https://stackoverflow.com/questions/10434599/how-to-get-data-received-in-flask-request/40623803#16664376 install python-pip3