Update the AMP

def update(self, process_list):
        """Update the AMP"""
        # Get the Nginx status
        logger.debug('{}: Update stats using status URL {}'.format(self.NAME, self.get('status_url')))
        res = requests.get(self.get('status_url'))
        if res.ok:
            # u'Active connections: 1 \nserver accepts handled requests\n 1 1 1 \nReading: 0 Writing: 1 Waiting: 0 \n'
            self.set_result(res.text.rstrip())
        else:
            logger.debug('{}: Can not grab status URL {} ({})'.format(self.NAME, self.get('status_url'), res.reason))

        return self.result()