Web servers and gateway interfaces

In this section, we will make a quick introduction to the most commonly used web servers and Web Server Gateway Interfaces (WSGI), and their differences and configuration. A WSGI is an application-agnostic layer between the web server and the python application itself.

Gevent

The simplest option to get a web server up and running is to use a Python library, named gevent, to host your application. Gevent is a Python library that adds an alternative way of doing concurrent programming,called co-routines, outside of the Python threading library. Gevent has an interface to run WSGI applications that is both simple and has good performance. A simple gevent server can easily handle hundreds of...