擅长:python、mysql、java
<p>您的代码可以通过使用<em>列表理解</em>和<a href="https://docs.python.org/2/library/functions.html#any" rel="nofollow noreferrer"><strong>^{<cd1>}</strong></a>简化为:</p>
<pre><code>>>> sentences =['Thanks_NNS sir_VBP','Oh_UH thanks_NNS to_TO remember_VB','Welcome_VB my_UH child_UH',"hi"]
>>> tags=["_NN","_VB","_PRP"]
>>> replace_with = "Not found"
>>> [s if any(t in s for t in tags) else replace_with for s in sentences]
['Thanks_NNS sir_VBP', 'Oh_UH thanks_NNS to_TO remember_VB', 'Welcome_VB my_UH child_UH', 'Not found']
</code></pre>