$ sudo pip install Flask
$ sudo pip install -r requirements.txt
$ export FLASK_APP=cs3200.py
$ export RDS_USERNAME=YOUR_RDS_USERNAME
$ export RDS_PASSWORD=YOUR_RDS_PASSWORD
$ export RDS_HOSTNAME=YOUR_RDS_ENDPOINT
$ export RDS_PORT=YOUR_PORT
$ export RDS_DB_NAME=YOUR_DATABASE_NAME
$ export APP_MAIL_USERNAME=YOUR_GMAIL_ACCOUNT
$ export APP_MAIL_PASSWORD=YOUR_GMAIL_PASSWORD
$ flask run
Or
. run