擅长:python、mysql、java
<p>试试<code>replace</code></p>
<pre><code>In [98]: given_command = "Can you please turn off the lights?"
...:
...: data = given_command.lower().replace('?','').split(" ")
...:
...: print(data)
['can', 'you', 'please', 'turn', 'off', 'the', 'lights']
</code></pre>