擅长:python、mysql、java
<p>您可以使用<a href="http://pandas.pydata.org/pandas-docs/stable/generated/pandas.DataFrame.loc.html" rel="nofollow">^{<cd1>}</a>:</p>
<pre><code>In [11]: meanscore
Out[11]:
score
name
John 95.0
Mary 87.5
Suzie 90.0
In [12]: meanscore.loc["John", "score"]
Out[12]: 95.0
</code></pre>