Untitled

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

import re
import urllib2
import contextlib
import collections
from pyquery import PyQuery as pq


def get_html(url, enc='utf-8'):
    with contextlib.closing(urllib2.urlopen(url)) as html:
        html = html.read().decode(enc)
        return html

def extract_text(source):
    Newlines = re.compile(r'[\r\n]\s+')
    d = pq(source)
    body = d("body")
    text = body.text()
    return Newlines.sub('\n', text)

def set_textfile(text, enc='utf-8'):
    with open('output.txt', 'w') as f:
        words = text.encode(enc).split(' ')
        c = collections.Counter(words)
        for word in c.most_common():
            f.write("{0:<30}:{1:>3}\n".format(word[0], word[1]))

if __name__ == '__main__':
    url = "http://docs.python.org/library/functions.html"
    source = get_html(url)
    text = extract_text(source)
    set_textfile(text)