擅长:python、mysql、java
<p>无法访问匹配的结果,因为:</p>
<pre><code> if parts[1]:
parts[1] = parts[1][:-1]
</code></pre>
<p>而是这样做</p>
<pre><code> if parts:
matched = parts.group(1)[:-1]
</code></pre>
<p>有关regex匹配组的详细信息<a href="http://docs.python.org/2/library/re.html#re.MatchObject.groups" rel="nofollow">here</a></p>