Check if new web release of MAPS.ME has been published

check_mapsme_webreleases.py

#!/usr/bin/python2

# Checker for new releases of MAPS.ME apk
# Author: Alexander Meshcheryakov
# Distributed under WTFPL

url = 'http://maps.me/apk/'
import os
cache_file_path = os.path.expanduser('~/.cache/mapsme_webreleases')

import urllib2
request = urllib2.Request(url)
response = urllib2.urlopen(request)
data = response.read()


from lxml import html
html = html.fromstring(data)
current_releases = set([str(x) for x in html.xpath('//a/@href') if '.apk' in x])

import cPickle as pickle

try:
    old_releases = pickle.load(open(cache_file_path, 'r'))
except:
    old_releases = set()

pickle.dump(current_releases, open(cache_file_path, 'w'))

new_releases = current_releases - old_releases
if len(new_releases) > 0:
    # Your notification code goes here
    print(new_releases)