擅长:python、mysql、java
<p><a href="https://docs.python.org/3/library/os.path.html#os.path.dirname" rel="nofollow">There is a module for this.</a></p>
<pre><code>>>> import os
>>> s = "/folderA/folderB/folderC/folderD"
>>> os.path.basename(s)
'folderD'
>>> os.path.dirname(s)
'/folderA/folderB/folderC'
</code></pre>