擅长:python、mysql、java
<p>我会这样做,这些被称为<a href="http://carlgroner.me/Python/2011/11/09/An-Introduction-to-List-Comprehensions-in-Python.html" rel="nofollow">list comprehensions</a>:</p>
<pre><code>>>> original = ['state1', ',', 'state2,st6']
>>> [[item] for string in original for item in string.split(',') if item]
[['state1'], ['state2'], ['st6']]
</code></pre>
<p>或者如果不需要嵌套列表:</p>
<pre><code>>>> [item for string in original for item in string.split(',') if item]
['state1', 'state2', 'st6']
</code></pre>