No base class to extend, no abstract methods to implement, no controller to coordinate with — just an object with the right shape.
def close(self) - None:，这一点在夫子中也有详细论述
大模型市场的格局我们刚刚说过：OpenAI、Anthropic、Google三家吃掉企业端89%的钱包份额，高度集中。但在生成式图像、视频、音频这个赛道，完全是另一幅图景。数据显示，企业生产环境里平均要用14个不同的模型。14个。没有任何一家能通吃，连接近都谈不上。。关于这个话题，heLLoword翻译官方下载提供了深入分析
Three changes follow from these results:
That's it. Any other response is either a variation of these (like "resize the buffer," which is really just deferring the choice) or domain-specific logic that doesn't belong in a general streaming primitive. Web streams currently always choose Wait by default.