擅长:python、mysql、java
<p>这可以通过<a href="https://docs.python.org/3/tutorial/datastructures.html#list-comprehensions" rel="nofollow noreferrer">list comprehension</a>来实现,比如:</p>
<h3>代码:</h3>
<pre><code>data = [[int(x[0]), [y.strip() for y in x[1].split(',')]]
for x in (line.split(':') for line in letters)]
</code></pre>
<h3>测试代码:</h3>
<pre><code>letters = ['1:a, b, c', '2: d, e, f']
data = [[int(x[0]), [y.strip() for y in x[1].split(',')]]
for x in (line.split(':') for line in letters)]
print(data)
</code></pre>
<h3>结果:</h3>
<pre><code>[[1, ['a', 'b', 'c']], [2, ['d', 'e', 'f']]]
</code></pre>