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自定义迭代器_创想鸟

自定义迭代器

  • Python中如何实现自定义迭代器?

    在python中实现自定义迭代器需要实现__iter__()和__next__()方法。1. __iter__()方法返回迭代器对象本身。2. __next__()方法定义每次迭代返回的值,并在迭代结束时抛出stopiteration异常。自定义迭代器可以按需生成数据,提高性能和灵活性。 在Pyth…

    2025年12月14日
    000
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