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老师您好 有个问题想向您请教 #1

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a4638966 opened this issue Jun 28, 2020 · 1 comment
Open

老师您好 有个问题想向您请教 #1

a4638966 opened this issue Jun 28, 2020 · 1 comment

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@a4638966
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a4638966 commented Jun 28, 2020 •
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老师您好 在分页爬取豆瓣图书的时候，遇到一个问题
在循环完成获取到单本书的数据以后，想用list.append把书的信息存到一个列表中用于后续的保存
在存完以后，列表元素的顺序是乱的，没有找到相关说明，请老师帮忙解答一下，感激不尽~~
list.append({book_name,book_path})
在添加完以后元素顺序就乱了
@a4638966 a4638966 reopened this Jun 28, 2020
@fly51fly
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是用了多线程吗？多线程情况下每个线程的append动作可能会交错进行，导致顺序错乱，最简单的解决方法，就是把每页的多本书信息一次性append进去

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@fly51fly @a4638966