擅长:python、mysql、java
<p>您可以将<a href="https://docs.python.org/2/library/re.html#re.sub" rel="nofollow">^{<cd1>}</a>与函数参数一起使用,这将使模式非常简单:</p>
<pre><code>import re
s = "badger randomword badger mushroom mushroom somethingelse"
re.sub('\w+', lambda x: 'badger' if x.group(0) == 'badger' else 'mushroom', s)
</code></pre>