ari1.py

from sys import argv
import math


def ari(filename):
    no_Of_Words = 0
    no_Of_Characters = 0
    no_Of_Sentences = 0

    file = open(filename)

    read = file.read()
    file.close()

    grade = {1: "Kindergarten",
             2: "First Grade",
             3: "Second Grade",
             4: "Third Grade",
             5: "Fourth Grade",
             6: "Fifth Grade",
             7: "Sixth Grade",
             8: "Seventh Grade",
             9: "Eighth Grade",
             10: "Ninth Grade",
             11: "Tenth Grade",
             12: "Eleventh Grade",
             13: "Twelfth Grade",
             14: "College"
             }

    content = read.replace('\n', ' ')
    sentences = content.split('.')
    words = content.split(' ')
    no_Of_Characters = len(content)
    no_Of_Sentences = len(sentences) - 1
    no_Of_Words = len(words)

    charByWord = no_Of_Characters / no_Of_Words
    wordBySent = no_Of_Words / no_Of_Sentences
    score = math.ceil((4.71 * charByWord) + (0.5 * wordBySent) - 21.43)

    if score > 14:
        print(f"The Automated readability index for the given file, '{filename}' is {score}; its a suitable reading for Collage & adults.")
    else:
        print(f"The Automated readability index for the given file, '{filename}' is {score}; its a suitable reading for {grade[score]}.")

ari(sys.argv[1])