擅长:python、mysql、java
<p>您还可以使用<a href="https://dateutil.readthedocs.io/en/stable/relativedelta.html" rel="nofollow noreferrer">relativedelta</a>,如下所示:</p>
<pre><code>from dateutil.relativedelta import relativedelta
relativedelta(idx[0], idx[-1]).years
</code></pre>
<p>确保最晚的日期是第一个参数。在</p>