code: def initStats(self, extras=None):
          
          if extras is not None:
              self._extras = extras
          if self._extras:
              detail = 1
          else:
              detail = 0
          url = "%s://%s:%d/%s?detail=%s" % (self._proto, self._host, self._port, 
                                             self._monpath, detail)
          response = util.get_url(url, self._user, self._password)
          self._statusDict = {}
          for line in response.splitlines():
              cols = line.split(':')
              if not self._statusDict.has_key(cols[0]):
                  self._statusDict[cols[0]] = {}
              self._statusDict[cols[0]][cols[1]] = util.parse_value(cols[2])
docs: Query and parse Web Server Status Page.
          
          @param extras: Include extra metrics, which can be computationally more 
                         expensive.