擅长:python、mysql、java
<pre><code>def purify(l):
for (i, sl) in enumerate(l):
if type(sl) == list:
l[i] = purify(sl)
return [i for i in l if i != [] and i != '']
l1 = [ [], ['', 'subitem'], [[]], 'item', [ 'item', 'item', [''], [] ], [] ]
print purify(l1)
</code></pre>
<p><em>印刷品:</em></p>
^{pr2}$