擅长:python、mysql、java
<pre><code>table = pivot_table(df, values=['D', 'E'], index=['A', 'C'],
aggfunc={'D': np.mean,'E': np.sum})
</code></pre>
<blockquote>
<blockquote>
<blockquote>
<p>table
D E
mean sum
A C
bar large 5.500000 7.500000
small 5.500000 8.500000
foo large 2.000000 4.500000
small 2.333333 4.333333</p>
</blockquote>
</blockquote>
</blockquote>