擅长:python、mysql、java
<p>问题是由于您试图将包含12个元素的列表压缩为11个元素。在</p>
<p>尝试:</p>
<pre><code> passangers, freight, mail, distance, origin_airport_id, origin_city_marked_id, origin, dest_airport_id, dest_city_marked_id, dest, month, element = line
</code></pre>
<p>原始问题的简化示例:</p>
^{pr2}$