MetroLyrics.py

#!/usr/bin/env python

import urllib
from BeautifulSoup import BeautifulSoup
from tornado.escape import xhtml_unescape

class MetroLyrics():
    @staticmethod
    def search(artist, title):
        params = urllib.urlencode({'search': ' - '.join((artist, title)), 'category': 'artisttitle', 'submit': 'Search'})
        data = urllib.urlopen('http://www.metrolyrics.com/search.php', params)
        soup = BeautifulSoup(data)
        out = []
        for result in soup.find('ul', id='results').findAll('li'):
            links = result.findAll('a')
            out.append((links[1].text, links[2].text[:-7], links[2].get('href')))
    
        
        return out
    
    @staticmethod
    def extract(url):
        data = urllib.urlopen('http://www.metrolyrics.com%s' % url).read()
        soup = BeautifulSoup(data)
        
        lyrics = xhtml_unescape(soup.find('div', id='lyrics').text)
        artist, title = (xhtml_unescape(soup.find('div', id='lyricsBox').find('h4').text[:-7])).split(': ')
        return artist, title, lyrics
    
    

import sys

q = ' '.join(sys.argv)
artist, title = q.split(' - ', 2)

res = MetroLyrics.search(artist, title)
print MetroLyrics.extract(res[0][2])[2]