Keywords in Context(using n-grams) with Python

Subject of Tutorial 
Text Cleaning
Author 
William J.Turkel and Adam Crymble
Part of Set 
Yes
Introduction 

This tutorial takes frequency pairs collected in Counting frequencies and outputs them in HTML, which teachs how to select a keyword and toutput all instances of that keyword, along with the words to the left and right of it, making it easy to see at a glance how the keyword is used.