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Pandas DataFrame explode() 方法

❮ DataFrame 参考


示例

将“Typ”列中的每个元素转换为一行

import pandas as pd

data = {
  "Brand": ["Ford", "Ford", "Ford"],
  "Model": ["Sierra", "F-150", "Mustang"],
  "Typ" : ["2.0 GL", "Raptor", ["Mach-E", "Mach-1"]]
}
df = pd.DataFrame(data)

newdf = df.explode('Typ')
亲自尝试 »

定义和用法

explode() 方法将指定列的每个元素转换为一行。


语法

dataframe.explode(column, ignore_index)

参数

参数 ignore_index 是一个关键字参数

参数 描述
column 字符串
元组
必填。指定要展开的列
ignore_index True
False
可选,默认为 False。指定是否忽略索引。如果为 True,则忽略原始索引,并替换为 0、1、2 等。

返回值

一个包含展开结果的DataFrame

此方法不会更改原始 DataFrame。


❮ DataFrame 参考

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