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Pandas DataFrame equals() 方法

❮ DataFrame 参考


示例

检查两个 DataFrame 是否相等

import pandas as pd

data1 = {
  "name": ["Sally", "Mary", "John", "Mary"],
  "age": [50, 40, 30, 40]
}
df1 = pd.DataFrame(data)

data2 = {
  "name": ["Sally", "Mary", "John", "Mary"],
  "age": [50, 40, 30, 40]
}
df2 = pd.DataFrame(data)

print(df1.equals(df2))
自己试试 »

定义和用法

duplicated() 方法比较两个 DataFrames,如果它们在形状和内容上都相等,则返回 True,否则返回 False。

使用 subset 参数指定在比较时是否应忽略任何列。


语法

dataframe.duplicated(subset, keep)

参数

参数是 关键字参数

参数 描述
subset 列标签 可选。一个字符串或列表,包含要忽略的任何列
keep 'first'
'last'
False
可选,默认为 'first'。指定保留哪个重复项。如果为 False,则删除所有重复项

返回值

一个 布尔值,如果 DataFrames 相等则为 True,否则为 False。


❮ DataFrame 参考

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