擅长:python、mysql、java
<p>使用<a href="https://docs.python.org/3/library/statistics.html#statistics.median" rel="nofollow noreferrer">median</a>和dict理解的一行程序</p>
<pre><code>from statistics import median
{k:median([v.get('score',0) for v in my_dict[k]]) for k in my_dict.keys()}
</code></pre>
<p>输出:</p>
<pre><code>{'John': 90, 'Timmy': 89.0, 'Sally': 95}
</code></pre>