client.py 文件源码

def _run_async(self, argv):

        def _preexec_fn():
            os.setpgrp()

        stdout = subprocess.PIPE
        stderr = subprocess.PIPE
        LOG.debug("Running cmd %s" % " ".join(argv))
        sp = subprocess.Popen(argv,
                              stdout=stdout,
                              stderr=stderr,
                              stdin=None,
                              preexec_fn=_preexec_fn)
        return sp