Homemade 2012 ticket notifier

Install-instructions-for-mac.txt

curl -O http://python-distribute.org/distribute_setup.py
python distribute_setup.py

curl -O http://pypi.python.org/packages/source/p/pip/pip-0.7.2.tar.gz
tar xzf pip-0.7.2.tar.gz
cd pip-0.7.2
python setup.py install
easy_install pip

pip install requests

olym.py

import time
import hashlib
import tempfile
import subprocess
import webbrowser

import requests


# webbrowser.open blocks on some OSs
USE_WEBB = True
SLEEP_TIME = 55 #secs

# URL of the search results page you're interested in
url = 'http://www.tickets.london2012.com/browse?form=search&tab=para&sport=&venue=50&fromDate=2012-09-01&toDate=2012-09-01&morning=1&afternoon=1&evening=1&show_available_events=1'
# put on some camouflage
headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:14.0) Gecko/20100101 Firefox/14.0.1'}

def web_browser_open(url):
    if USE_WEBB:
        webbrowser.open_new_tab(url)
    else:
        subprocess.Popen(['google-chrome', url])

seen = set()
while True:
    r = requests.get(url, headers=headers)
    bytes = r.content
    html = r.text
    hash = hashlib.sha1(bytes).hexdigest()[:10]
    print '%d chars (%s) %s' % (len(html), hash, time.asctime())
    if hash not in seen:
        with tempfile.NamedTemporaryFile('w', delete=False) as temp_file:
            temp_file.write(html.encode('utf-8'))
        web_browser_open(url)
        time.sleep(2)
        web_browser_open(temp_file.name)
        seen.add(hash)
    time.sleep(SLEEP_TIME)

requirements.txt

requests>=0.13.8