Bir

from PyQt4 import QtCore, QtGui
from spynner import browser, SpynnerTimeout
import urlparse
import time

url = 'http://books.google.kz/books?id=SUabUhG-0W4C&pg=PA19&hl=ru&source=gbs_toc_r&cad=3#v=onepage&q&f=false'

br = browser.Browser()
br.user_agent = 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.43 Safari/537.31'

links = {}

def url_filter(operation, url):
    urlp = urlparse.urlparse(url)
    query = urlparse.parse_qs(urlp.query)
    if urlp.netloc == 'books.google.ru' and urlp.path == '/books' and 'pg' in query and 'img' in query and 'w' in query:
        page = int(query['pg'][0][2:])
        if not page in links:
            links[page] = url
    return True

br.set_url_filter(url_filter)
br.webpage.setViewportSize(QtCore.QSize(1024, 768))

br.create_webview()
br.show()

br.load(url)
try:
    br.wait_load(3)
except SpynnerTimeout:
    pass

_press   = QtGui.QKeyEvent(QtCore.QEvent.KeyPress,   QtCore.Qt.Key_PageDown, QtCore.Qt.NoModifier)
_release = QtGui.QKeyEvent(QtCore.QEvent.KeyRelease, QtCore.Qt.Key_PageDown, QtCore.Qt.NoModifier)

end_timeout = None

while True:
    QtGui.qApp.sendEvent(br.webview, _press)
    QtGui.qApp.sendEvent(br.webview, _release)

    for_save = dict((p,l) for p,l in links.iteritems() if l)

    if not for_save:
        if end_timeout is None:
            end_timeout = time.time()
        elif time.time()-end_timeout > 10:
            print 'END'
            break
    else:
        end_timeout = None

    for p,l in for_save.iteritems():
        with open('/tmp/book/page_'+str(p)+'.jpg', 'wb') as f:
            br.download(l, f)
        links[p] = None

    br.wait(0.1)

br.close()