擅长:python、mysql、java
<p>让我们先稍微重新表述一下您的需求。</p>
<blockquote>
<p>The depth of a list is one more than the maximum depth of its sub-lists.</p>
</blockquote>
<p>现在,这可以直接转换为代码:</p>
<pre><code>def depth(l):
if isinstance(l, list):
return 1 + max(depth(item) for item in l)
else:
return 0
</code></pre>