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<pre><code>import pandas as pd
x = {'depth':[1,1,2,2,2,3,3,3,3],"Component":["A","B","C","D","E","F","G","H","I"]}
y = {'depth':[1,1,2,2,2,3,3,3,3],"Component":
["A","B","C","D","E","F","G","H","I"] ,"parent":["None","None","B","B","B","E","E","E","E"]}
x = pd.DataFrame(x)
y = pd.DataFrame(y)
</code></pre>
<p>所以我要做的是<code>x</code>,我想创建<code>y</code>,x和y之间的区别是每个深度都有一个父组件,所以对于index:1,是index:2-4中所有行的父组件。你知道我该怎么做吗</p>
<p>编辑:所以.1和.1.1只是样本数据(只是为了更容易可视化),但在我的实际数据中,每个单元格之间没有像.1或.1.1那样简单的相关性。有什么办法吗</p>