ngamsPlugInApi.py 文件源码

def execCmd(cmd,
            timeOut = -1):
    """
    Execute the command given on the UNIX command line and returns a
    list with the cmd exit code and the output written on stdout and stderr.

    cmd:         Command to execute on the shell (string).

    timeOut:     Timeout waiting for the command. A timeout of "-1" means
                 that no timeout is applied (float).

    Returns:     Tuple with the exit code and output on stdout and stderr:

                   [<exit code>, <stdout>]
    """
    logger.debug("Executing command: %s", cmd)
    if (timeOut == -1):
        return commands.getstatusoutput(cmd)
    else:
        exitCode, stdout, stderr = ngamsCoreExecCmd(cmd, timeOut)
        return [exitCode, stdout]