CommandWrapperNestedSPDDep.py 文件源码

def get_commandAlive(self):
        if self._pid != None:
            try:
                os.kill(self._pid, 0)
                if os.waitpid(self._pid, os.WNOHANG) == (0,0):
                    return True
                else:
                    return False
            except OSError:
                pass
        return False