Many developers make the mistake of having the same or similar title tags throughout the entire site.
很多开发者犯了在整个网站内重复使用相同或相似的标题标签的错误。
The effect is that your site, or at least your pages with duplicate title tags will not be shown.
效果是,您的网站,或者至少与您的网页重复标题标记将不会显示。
In this case, you use Beautiful Soup to simply extract the title tags from each page and print them out.
在这个示例中,使用Beautiful Soup提取每个页面的title标记、并将其打印输出。
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