追加列总计到Pandas DataFrame [英] Appending column totals to a Pandas DataFrame

问题描述

我有一个带有数值的DataFrame.追加代表每列总和的行(具有给定的索引值)的最简单方法是什么?

I have a DataFrame with numerical values. What is the simplest way of appending a row (with a given index value) that represents the sum of each column?

推荐答案

要添加Total列，该列是该行的总和:

To add a Total column which is the sum across the row:

df['Total'] = df.sum(axis=1)

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