擅长:python、mysql、java
<p>另请考虑类似SQL的<a href="http://pandas.pydata.org/pandas-docs/stable/generated/pandas.DataFrame.query.html" rel="nofollow noreferrer">query</a>方法:</p>
<pre><code>filtered_data = df.query("winner == @player and losser in @desirable_opponents")
</code></pre>
<p>其中<code>player</code>是标量变量,<code>desirable_opponents</code>是类似数组的变量(list,1D array,熊猫系列等等)</p>