擅长:python、mysql、java
<p>列一张12个月的清单</p>
<p><code>true_months = [1,2,3,4,5,6,7,8,9,10,11,12]</code>(或<code>true_months = list(range(1,13))</code>)</p>
<p>然后你的变量</p>
<p><code>months = [4,5,6]</code></p>
<p>用一个简单的if/else来表示</p>
<p><code>[x if x in months else 0 for x in true_months]</code></p>
<p>会回来的</p>
<p><code>[0, 0, 0, 4, 5, 6, 0, 0, 0, 0, 0, 0]</code></p>