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import urllib2 | |
from bs4 import BeautifulSoup | |
import urllib | |
import os | |
import sys | |
import Queue | |
import threading | |
import logging | |
import time | |
logging.basicConfig(format='%(asctime)s %(levelname)s %(message)s', | |
filename='log.txt', mode='a', level=logging.DEBUG) | |
def update_picture(url, attempt=None): | |
if attempt is None: | |
attempt = 1 | |
if attempt > 5: | |
logging.error('Download of %s failed after %s attempts.', url, attempt) | |
return | |
print 'Checking picture %s...' % url | |
try: | |
img = urllib.urlopen(url).read() | |
except (urllib2.HTTPError, urllib2.URLError, IOError): | |
print 'error' | |
update_picture(url, attempt=attempt + 1) | |
fname = url.replace('/', '-').replace(':', '-').replace('--', '-') | |
if os.path.isfile(fname): | |
with open(fname, 'r') as old: | |
old = old.read() | |
if old != img: | |
logging.critical('Image updated: %s' % url) | |
with open(fname, 'wb') as new: | |
new.write(img) | |
else: | |
logging.critical('New image found: %s' % url) | |
with open(fname, 'wb') as new: | |
new.write(img) | |
def parse(url='https://developers.google.com/appengine', base='https://developers.google.com/appengine'): | |
print 'Parsing: %s' % url | |
try: | |
c = urllib2.urlopen(url) | |
except (urllib2.HTTPError, urllib2.URLError, IOError): | |
print 'error' | |
return | |
content = c.read() | |
s4 = BeautifulSoup(content, 'html.parser') | |
for link in s4.findAll('a', href=True): | |
if link['href'].startswith('/'): | |
link['href'] = 'https://developers.google.com' + link['href'] | |
if link['href'].startswith(url) and link['href'] != url: | |
parse(link['href'], base=base) | |
for image in s4.findAll('img', src=True): | |
if image['src'].startswith('/'): | |
image['src'] = 'https://developers.google.com' + image['src'] | |
if image['src'].startswith(base): | |
update_picture(image['src']) | |
while True: | |
urls = [ | |
'https://developers.google.com/appengine', | |
'https://developers.google.com/glass/', | |
'https://developers.google.com/bigquery/', | |
'https://developers.google.com/datastore/', | |
'https://developers.google.com/cloud-dns/', | |
'https://developers.google.com/compute/', | |
'https://developers.google.com/cloud-sql/', | |
'https://developers.google.com/storage/', | |
'https://developers.google.com/prediction/', | |
'https://developers.google.com/translate/', | |
'https://developers.google.com/mobile/', | |
'https://developers.google.com/startups/', | |
'https://developers.google.com/games/', | |
'https://developers.google.com/webmasters/', | |
'https://developers.google.com/chrome/', | |
'https://developers.google.com/advertise/', | |
'https://developers.google.com/monetize/', | |
'https://developers.google.com/cloud/', | |
'https://developers.google.com/+/', | |
'https://developers.google.com/google-apps/', | |
'https://developers.google.com/android/', | |
'https://developers.google.com/tv/', | |
'https://developers.google.com/wallet/', | |
'https://developers.google.com/analytics/', | |
'https://developers.google.com/youtube/', | |
'https://developers.google.com/international/', | |
'https://developers.google.com/maps/', | |
'https://developers.google.com/freebase/', | |
'https://developers.google.com/oauthplayground/', | |
'https://developers.google.com/orkut/', | |
'https://developers.google.com/kml/', | |
'https://developers.google.com/experts/', | |
'https://developers.google.com/eclipse/', | |
'https://developers.google.com/chart/', | |
'https://developers.google.com/loader/', | |
'https://developers.google.com/cast/', | |
'https://developers.google.com/genomics/', | |
'https://developers.google.com/gdata/', | |
'https://developers.google.com/discovery/', | |
'https://developers.google.com/speed/', | |
'https://developers.google.com/places/', | |
'https://developers.google.com/v8/', | |
'https://developers.google.com/blogger/', | |
'https://developers.google.com/accounts/', | |
'https://developers.google.com/fusiontables/', | |
'https://developers.google.com/octane/', | |
'https://developers.google.com/earth/', | |
'https://developers.google.com/transit/', | |
'https://developers.google.com/gadgets/', | |
'https://developers.google.com/fonts/', | |
'https://developers.google.com/recaptcha/', | |
'https://developers.google.com/picker/', | |
'https://developers.google.com/feed/', | |
'https://developers.google.com/coordinate/', | |
'https://developers.google.com/spectrum/', | |
'https://developers.google.com/games/', | |
'https://developers.google.com/adwords/api/', | |
'https://developers.google.com/console/help/', | |
'https://developers.google.com/wallet/objects/', | |
'https://developers.google.com/maps-engine/', | |
'https://developers.google.com/identity-toolkit/', | |
'https://developers.google.com/drive/', | |
'https://developers.google.com/doubleclick-publishers/', | |
'https://developers.google.com/custom-search/', | |
'https://developers.google.com/civic-information/', | |
'https://developers.google.com/cloud-print/', | |
'https://developers.google.com/public-data/', | |
'https://developers.google.com/webmaster-tools/', | |
'https://developers.google.com/virtual-keyboard/', | |
'https://developers.google.com/shopping-content/', | |
'https://developers.google.com/igoogle-themes/', | |
'https://developers.google.com/translator-toolkit/', | |
] | |
urls = list(set(urls)) | |
for url in urls: | |
print parse(url, url) | |
# t = threading.Thread(target=parse, args=(url, url)) | |
# t.daemon = True | |
# t.start() | |
print 'Finished...' | |
time.sleep(5) |
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you may want to add developer.android.com to the list....