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<p>阅读本篇大概需要 4 分钟。</p>
<p>本来这篇是要接着之前 Python 基础的，但由于基础讲的太多，真的会很累。所以先暂停一两篇关于 Python 基础的分享。这篇分享一些有意思的东西。</p>
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<h1 id="开头"><a href="#开头" class="headerlink" title="开头"></a><strong>开头</strong></h1><p>这两天后台收到了很多读者发消息说：“看了之前写的关于爬虫的文章之后，自己也想写一个爬虫但不知从何下手”。那么我今天就分享一个简单的案例，和大家一起从零写一个简单的爬虫。</p>
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我相信你已经听说过 Python 中的全局解释器锁 GIL 。不过，就算你没听说过，我还是会给你安利一遍。
GIL 是啥子东西先声明下 GIL 其实并不是 Python 语言的特性，它其实是在实现 Python 解释器(CPython)时所引入的一个概念。
那么，CPython 又是什么呢？ 类比
...
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刚接触 Python 的时候就听到了 GIL 这个词，同时发现这个词经常和 Python 无法高效的实现多线程划上等号。
GIL 是啥子东西先声明下 GIL 其实并不是 Python 语言的特性，它其实是在实现 Python 解释器(CPython)时所引入的一个概念。
那么，CPython 又是什
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