next_log = urllib2.urlopen(HeadRequest(self.address))
date_new = datetime.datetime.strptime(next_log.headers['last-modified'], "%a, %d %b %Y %H:%M:%S GMT")
next_log = urllib2.urlopen(HeadRequest(self.address))
date_new = datetime.datetime.strptime(next_log.headers['last-modified'], "%a, %d %b %Y %H:%M:%S GMT")