spawn.py 文件源码

def _spawn_nt(cmd, search_path=1, verbose=0, dry_run=0):
    executable = cmd[0]
    cmd = _nt_quote_args(cmd)
    if search_path:
        # either we find one or it stays the same
        executable = find_executable(executable) or executable
    log.info(' '.join([executable] + cmd[1:]))
    if not dry_run:
        # spawn for NT requires a full path to the .exe
        try:
            rc = os.spawnv(os.P_WAIT, executable, cmd)
        except OSError as exc:
            # this seems to happen when the command isn't found
            if not DEBUG:
                cmd = executable
            raise DistutilsExecError(
                  "command %r failed: %s" % (cmd, exc.args[-1]))
        if rc != 0:
            # and this reflects the command running but failing
            if not DEBUG:
                cmd = executable
            raise DistutilsExecError(
                  "command %r failed with exit status %d" % (cmd, rc))