Request For error correction in source code

[abhishek tiwari]

For those who cant open file

UPPERLETTERS = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'

LETTERS_AND_SPACE = UPPERLETTERS + UPPERLETTERS.lower() + ' \t\n'

def loadDictionary():

    dictionaryFile = open('dictionary.txt')

    englishWords = {}

    for word in dictionaryFile.read().split('\n'):

        englishWords[word] = None

    dictionaryFile.close()

    return englishWords

ENGLISH_WORDS = loadDictionary()

def getEnglishCount(message):

    message = message.upper()

    message = removeNonLetters(message)

    possibleWords = message.split()

    if possibleWords ==[]:

         return 0.0

    matches=0

     

    for word in possibleWords:

        if word in ENGLISH_WORDS:

            matches += 1

    return float(matches) / len(possibleWords)

    

def removeNonLetters(message):

    lettersOnly = []

    for symbol in message:

        if symbol in LETTERS_AND_SPACE:

            lettersOnly.append(symbol)

    return ''.join(lettersOnly)

def isEnglish(message, wordPercentage=30, letterPercentage=90):

 # By default, 20% of the words must exist in the dictionary file, and

 # 85% of all the characters in the message must be letters or spaces

 # (not punctuation or numbers).

    wordsMatch = getEnglishCount(message) * 100

    numLetters = len(removeNonLetters(message))

    messageLettersPercentage = float(numLetters) / len(message) * 100

    lettersMatch = messageLettersPercentage

    if lettersMatch >= letterPercentage and wordsMatch >= wordPercentage:

        return True

    else:

        return False