def METHOD_NAME(self):
    """
    Iterate over process don't raise on error and log
    stdout and stderr
    """
    log.info(self.log_topic)
    log.debug('--------------out start-------------')
    for line in self.command:
        if line:
            log.debug(line)
    log.debug('--------------out stop--------------')
    error_code = self.command.get_error_code()
    error_output = self.command.get_error_output()
    result = namedtuple(
        'result', ['stderr', 'returncode']
    )
    if error_output:
        log.debug('--------------err start-------------')
        log.debug(error_output)
        log.debug('--------------err stop--------------')
    return result(
        stderr=error_output, returncode=error_code
    )