How to use _strip_stderr_prologue method in autotest

Best Python code snippet using autotest_python

autotest.py

Source:autotest.py

...480        finally:481            self.host.job.pop_execution_context()482        return result483    @staticmethod484    def _strip_stderr_prologue(stderr):485        """Strips the 'standard' prologue that get pre-pended to every486        remote command and returns the text that was actually written to487        stderr by the remote command."""488        stderr_lines = stderr.split("\n")[1:]489        if not stderr_lines:490            return ""491        elif stderr_lines[0].startswith("NOTE: autotestd_monitor"):492            del stderr_lines[0]493        return "\n".join(stderr_lines)494    def _execute_daemon(self, section, timeout, stderr_redirector,495                        client_disconnect_timeout):496        monitor_dir = self.host.get_tmp_dir()497        daemon_cmd = self.get_daemon_cmd(section, monitor_dir)498        # grab the location for the server-side client log file499        client_log_prefix = self.get_client_log()500        client_log_path = os.path.join(self.results_dir, 'debug',501                                       client_log_prefix + '.log')502        client_log = open(client_log_path, 'w', 0)503        self.copy_client_config_file(client_log_prefix)504        stdout_read = stderr_read = 0505        self.host.job.push_execution_context(self.results_dir)506        try:507            self.host.run(daemon_cmd, ignore_status=True, timeout=timeout)508            disconnect_warnings = []509            while True:510                monitor_cmd = self.get_monitor_cmd(monitor_dir, stdout_read,511                                                   stderr_read)512                try:513                    result = self.host.run(monitor_cmd, ignore_status=True,514                                           timeout=timeout,515                                           stdout_tee=client_log,516                                           stderr_tee=stderr_redirector)517                except error.AutoservRunError, e:518                    result = e.result_obj519                    result.exit_status = None520                    disconnect_warnings.append(e.description)521                    stderr_redirector.log_warning(522                        "Autotest client was disconnected: %s" % e.description,523                        "NETWORK")524                except error.AutoservSSHTimeout:525                    result = utils.CmdResult(monitor_cmd, "", "", None, 0)526                    stderr_redirector.log_warning(527                        "Attempt to connect to Autotest client timed out",528                        "NETWORK")529                stdout_read += len(result.stdout)530                stderr_read += len(self._strip_stderr_prologue(result.stderr))531                if result.exit_status is not None:532                    return result533                elif not self.host.wait_up(client_disconnect_timeout):534                    raise error.AutoservSSHTimeout(535                        "client was disconnected, reconnect timed out")536        finally:537            client_log.close()538            self.host.job.pop_execution_context()539    def execute_section(self, section, timeout, stderr_redirector,540                        client_disconnect_timeout):541        logging.info("Executing %s/bin/autotest %s/control phase %d",542                     self.autodir, self.autodir, section)543        if self.background:544            result = self._execute_in_background(section, timeout)...

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