ping_object.py 文件源码

def stop(self):
        """Join the thread. Kill the running subprocess and interrupt the sleeping.
        :return:
        """
        self.is_running = False
        if self.thread is not None:
            # kill subprocess
            if self.process is not None:
                print("kill process")
                try:
                    os.killpg(os.getpgid(self.process.pid), signal.SIGTERM)
                except ProcessLookupError as e:
                    print(e)
            # interrupt sleeping
            self.stop_event.set()
            self.stop_event = None
            self.thread.join()
            self.thread = None