a short program i wrote to get the top five songs in a given section of newgrounds.com using urllib2 and BeautifulSoup

inexes.cfg

[main]
## Easy Listening
Classical=3
Jazz=18

## Electronic 
Ambient=5
Dance=6
Drum N Bass=7
Dubstep=41
House=9
Industrial=8
New Wave=20
Techno=10
Trance=11
Video Game=12

## Hip Hop, Rap, R&B
HipHop-Modern=17
HipHop-Olskool=16
R&B=21

## Metal, Rock 
Brit-Pop=22
Classical-Rock=23
General-Rock=24
Grunge=25
Heavy-Metal=15
Indie=26
Pop=27
Punk=28

## Miscellaneous
Funk=13
Goth=14
Latin=19
Miscellaneous=39
Ska=29
Voice Acting=40

## Southern Flavor 
Bluegrass=1
Blues=2
Country=4

newgrounds audio portal grabber.py

import os
from urllib2 import urlopen, URLError, HTTPError
import ConfigParser


import BeautifulSoup as bs


config = ConfigParser.ConfigParser()
config.read('indexes.cfg')

def dlfile(url):
    # Open the url
    try:
        f = urlopen(url)
        mime = f.info()
        filename = mime.getheader('Content-Disposition').split(';')[1]
        filename = filename[filename.index('"')+1:filename.index('"',-1)]
        
        print "downloading %s to %s"%(filename,os.path.join(os.getcwd(),'tmp',filename))

        #check for tmp dir, make if needed
        if not os.path.isdir(os.path.join(os.getcwd(),'tmp')):
            os.mkdir(os.path.join(os.getcwd(),'tmp'))
        # Open our local file for writing
        with open(os.path.join(os.getcwd(),'tmp',filename), "wb") as local_file:
            local_file.write(f.read())

    #handle errors
    except HTTPError, e:
        print "HTTP Error:", e.code, url
    except URLError, e:
        print "URL Error:", e.reason, url
    
def getindex(section='trance'):
    try:
        int(section)
        index=section
    except ValueError:
        
        index = config.get('main',section)
    indexurl='http://www.newgrounds.com/audio/list/%s'%index
    
    soup = bs.BeautifulSoup(urlopen(indexurl).read())
    
    for tag in soup.findAll('tr',{'class':('odd','even')}):
        if int(tag.find('td',{'class':'listnum'}).string[:-1]) > 5:
            break
        listen = tag.find('td',{'class':'listtitle'}).next['href']
        song_number = listen[listen.index('/',-10)+1:]
        dl_url = 'http://www.newgrounds.com/audio/download/%s'%(song_number)
        dlfile(dl_url)
        
    
if __name__== '__main__':
    section = raw_input('enter a section number or title (see indexes.cfg)\n>>>')
    getindex(section)