djangoproject

https://docs.python.org/3.6/library/cgi.html #cgi — Common Gateway Interface support A CGI script is invoked by an #HTTP server, usually to process user input submitted through an #HTML <FORM> or <ISINDEX> element. #server

http://www.w3resource.com/python/cgi-programming.php This tutorial is aimed to get you started with Python #CGI Programming. When it comes to running your Python Scripts on the web, you have to learn how Python can be executed as CGI Script. We will discuss how to configure your #web server to make Python run as CGI, how a simple #Python CGI Script looks like, what are the different components of the CGI script, what kind of errors you may find while running CGI script and what are the fixes, how to debug when things go wrong, about locking, sessions, cookies, how to generate HTML, and some basic issues about performance.