This bash script automates the following tasks:

Setsup Virtual environment to run the Python source code by downloading the dependencies reading requirements.txt, and runs in the backgounds. The logs are collected to nohup.out
Stops the current process with PID based on the port number.
And restarts the same project, in stop start sequence.

To find out if virtualenv is already present on your system:

sudo pip show virtualenv

Or else proceed to install virtualenv on your system.

sudo pip install virtualenv

It takes 2 arguments at a given time, first argument being either one of <deploy|stop|restart> and second argument is the Python project code

Usage: