prefs.py

from google.appengine.ext import webapp
from google.appengine.ext.webapp.util import run_wsgi_app
import models
class PrefsPage(webapp.RequestHandler):
    def post(self):
        userprefs = models.get_userprefs()
        try:
            tz_offset = int(self.request.get('tz_offset'))
            userprefs.tz_offset = tz_offset
            userprefs.put()
        except ValueError:
            pass
        self.redirect('/')
application = webapp.WSGIApplication([('/prefs', PrefsPage)],
                                        debug=True)

def main():
    run_wsgi_app(application)

if __name__ == '__main__':
    main()