Python-сообщество

import cookielib
import urllib2

class UrlRequest(object):
    data = ''
    cookies = cookielib.CookieJar()
    handle = None
    opener = None
    def __init__(self, proxy='', cookies=None):
        if cookies == None:
            cookies = self.cookies
        cookie_handler = urllib2.HTTPCookieProcessor(cookies)
        if proxy:
            proxy_handler = urllib2.ProxyHandler({'http': proxy})
            opener = urllib2.build_opener(proxy_handler, cookie_handler)
        else:
            opener = urllib2.build_opener(cookie_handler)
        self.cookies = cookies
        self.opener = opener
        
    def open(self, url, data=None):
        self.handle = self.opener.open(url, data)
        self.data = self.handle.read()
        return self

def store(filename, data, method="w"):
    fh = file(filename, method)
    fh.write(data)
    fh.close()

image = UrlRequest().open('http://ya.ru/logo.gif').data
store('image.gif', image)