擅长:python、mysql、java
<p>将正则表达式更改为:</p>
<pre class="lang-py prettyprint-override"><code>keywords_to_match = re.compile(r'\b(?:new zealand|mars|murica)\b')
</code></pre>
<p>我不确定你的案子需要正则表达式。您可以简单地执行以下操作:</p>
<pre class="lang-py prettyprint-override"><code>titles = ['walk to new zealand', 'fly to mars', 'drive to murica']
[t for t in titles if any(k in t for k in keywords)]
</code></pre>