avec des class

gistfile1.txt

#!/usr/bin/env python

import os
from pprint import pprint

class word_counter():
    def __init__(self):
        print "starting the word counter Class"

    def topwords(self,fileDesc,count):
        counter = 0
        word_list = {}
        for word in fileDesc.readline().split():
            counter += 1
            if word in word_list.keys():
                word_list[word] +=1
            else :
                word_list[word] = 1
        top_words = sorted(word_list, key=word_list.__getitem__, reverse=True)[0:count]
        final_list = {}
        for word in top_words:
            final_list[word] = word_list[word]
        return final_list,counter

    def display_words(self,word_list,display_type="text", ordered=False):
        if ordered:
            #word_list = sorted(word_list, key=word_list.__getitem__, reverse=True)
            print "can't sort for now"

        if display_type == "text":
            # displaying as plain text
            for word in word_list:
                print ("word %s is used %d times" % (word, word_list[word]))

        elif display_type == "json":
            import json
            print json.dumps(word_list)

        else:
            print "we can't display this"

def main():
    # the file to be opened - replace by command line argv
    text_file = "text.txt"
    count = 20

    with open("text.txt") as f:
        first_test = word_counter()
        word_list,total_count = first_test.topwords(f,count)

    print ("Total word count is %d" % total_count)
    first_test.display_words(word_list)

if __name__ == "__main__":
    main()