winpexpect.py 文件源码

def isalive(self):
        """Return True if the child is alive, False otherwise."""
        if self.exitstatus is not None:
            return False
        ret = WaitForSingleObject(self.child_handle, 0)
        if ret == WAIT_OBJECT_0:
            self.exitstatus = GetExitCodeProcess(self.child_handle)
            return False
        return True