Flesch-Kincaid Grade Level

About

Flesch readability scores are the most commonly cited and used of all readability scoring formula.

The U.S. Army uses Flesch-Kincaid Grade Level for assessing the difficulty of technical manuals. The commonwealth of Pennsylvania uses Flesch-Kincaid Grade Level for scoring automobile insurance policies to ensure their texts are no higher than a ninth grade level of reading difficulty. Many other U.S. states also use Flesch-Kincaid Grade Level to score other legal documents such as business policies and financial forms. [reference]

Usage

r = Readability(text)

fk = r.flesch_kincaid()

print(fk.score)
print(fk.grade_level)