擅长:python、mysql、java
<p>这样的事情怎么样:</p>
<pre><code>indices_initial = [500, 1343, 2432, 5433, 7533]
indices_xyz = []
for i, j in zip(indices[:], indices[1:]):
indices_xyz.append(df.loc[i:j, 'col3'].eq('xyz').idxmax())
df.loc[indices_xyz]
</code></pre>
<p>[出去]</p>
^{pr2}$