tasks.py 文件源码

def run_interactive_task(cmd, logger, msg):
    """Run a task interactively and log when started.

    Run given task using ``pexpect.spawn``. Log the command used.
    Performs neither validation of the process - if the process
    successfully started or is still running - nor killing of the
    process. The user must do both.

    :param cmd: Exact command to be executed
    :param logger: Logger to write details to
    :param msg: Message to be shown to user

    :returns: ``pexpect.child`` object
    """
    logger.info(msg)
    logger.debug('%s%s', CMD_PREFIX, cmd)
    child = pexpect.spawnu(cmd)

    if settings.getValue('VERBOSITY') == 'debug':
        child.logfile_read = sys.stdout

    return child