def status(self, query='c:\n', agent=None):
        """See :func:`burpui.misc.backend.interface.BUIbackend.status`"""
        try:
            self._logger('info', "query: '{}'".format(query.rstrip()))
            if not query.endswith('\n'):
                query = '{0}\n'.format(query)
            if not self._proc_is_alive():
                self._spawn_burp()

            _, w, _ = select([], [self.proc.stdin], [], self.timeout)
            if self.proc.stdin <= w:
                raise TimeoutError('Write operation timed out')
            self.proc.stdin.write(query)
            js = self._read_proc_stdout()
            if self._is_warning(js):
                self._logger('warning', js['warning'])
                self._logger('debug', 'Nothing interesting to return')
                return None

            self._logger('debug', '=> {}'.format(js))
            return js
        except TimeoutError as e:
            msg = 'Cannot send command: {}'.format(str(e))
            self._logger('error', msg)
            self._kill_burp()
            raise BUIserverException(msg)
        except (OSError, Exception) as e:
            msg = 'Cannot launch burp process: {}'.format(str(e))
            self._logger('error', msg)
            raise BUIserverException(msg)
dataset/ETHPy150Open ziirish/burp-ui/burpui/misc/backend/burp2.py/Burp.status/operator `not in` -> `<=`