# -*- coding: utf-8 -*-
#!/usr/bin/env python

def chunk(seq, n):
    """
    return a list of subsequences of sequence 'seq', with each
    subsequence n elements long 
    """
    m = len(seq)
    subseqs = []
    for i in range(0,m,n):
        subseqs.append( seq[i:i+n])
        i = i+n
    return subseqs

def score(word, model):
    """
    given a Scrabble-like model of letter values, return the 
    score of a word in that model.

    """
    word = word.upper()
    points = 0
    for letter in word:
        if letter in model: 
            points += model[letter]
    return points


def _test():
    import doctest
    import scrabble
    myoptionflags = doctest.ELLIPSIS|doctest.NORMALIZE_WHITESPACE
    doctest.testmod(optionflags=myoptionflags)

if __name__ == "__main__":
    _test()