A python script that pulls images from wallbase and sorts based on a up or down vote

wallbase.py

import sys
import os
import pygame
import shutil
import urllib2
import re
import threading
from urllib import urlretrieve
from bs4 import BeautifulSoup
from pygame.locals import *
from Queue import Queue

def getImage(imageQueue, images):
    if imageQueue.empty():
        grabMainPage(imageQueue)
    subPageOpen = urllib2.urlopen(imageQueue.get())
    subPage = subPageOpen.read()
    subSoup = BeautifulSoup(subPage)
    wallpaperURL = str(subSoup.find(id='bigwall').find_all('img')[0].get('src'))
    filename = "C:\\walls\\" + re.search(r"/(wallpaper-[0-9]+\.[a-zA-Z]{3})", wallpaperURL).group(1)
    wallpaper = urlretrieve(wallpaperURL, filename)
    images.put(filename)
    imageQueue.task_done()
    #print re.search(r"/(wallpaper-[0-9]+\.[a-zA-Z]{3})", wallpaperURL).group(1)

    
def grabMainPage(imageQueue):
    mainPageOpen = urllib2.urlopen("http://wallbase.cc/random/12/eqeq/1920x1080/0/100/60")
    mainPage = mainPageOpen.read()
    soup = BeautifulSoup(mainPage)
    for link in soup.find_all('a'):
        if re.match("http://wallbase.cc/wallpaper/[0-9]+", str(link.get('href'))) != None:
            imageQueue.put(link.get('href'))

# begin main application #

prefix = "C:\\walls\\"
images = Queue()
imageQueue = Queue(maxsize=60)
preload = threading.Thread(target=grabMainPage, args=(imageQueue))
preload.start()
for filename in os.listdir(prefix):
    if (filename[0:9] == "wallpaper"):
        images.put(filename)

pygame.init()
size = width, height = 1920, 1080
screen = pygame.display.set_mode(size, pygame.FULLSCREEN)
pygame.mouse.set_visible(0)
changed = True
os.chdir(prefix)

while 1:

    if images.empty():
        t = threading.Thread(target=getImage, args=(imageQueue, images,))
        t.start()
        if pygame.font:
            font = pygame.font.Font(None, 36)
            text = font.render("Loading More Images", 1, (10, 10, 10))
            textpos = text.get_rect(centerx=screen.get_width()-80, centery=screen.get_height()-30)
            screen.blit(text, textpos)
            pygame.display.flip()
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            sys.exit()
        if event.type == KEYDOWN:
            if event.key == K_ESCAPE:
                sys.exit()
            elif event.key == K_UP:
                try:
                    shutil.move(imagePath, "great")
                except:
                    print "Unexpected error:", sys.exc_info()[1]
                changed = True
            elif event.key == K_DOWN:
                try:
                    shutil.move(imagePath, "delete")
                except:
                    print "Unexpected error:", sys.exc_info()[1]
                changed = True
            elif event.key == K_RIGHT:
                changed = True

    if changed:
        if pygame.font:
            font = pygame.font.Font(None, 36)
            text = font.render("Loading", 1, (10, 10, 10))
            textpos = text.get_rect(centerx=screen.get_width()/2, centery=screen.get_height()/2)
            screen.blit(text, textpos)
            pygame.display.flip()
        imagePath = images.get()
        currentImage = pygame.image.load(imagePath)
        changed = False

    screen.blit(currentImage, (0, 0))
    pygame.display.flip()