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Isnull Function Of Dataframe In Pandas

In this article, we will discuss about isnull function of dataframe in pandas.

Purpose

Isnull function returns an array of Boolean value. If the value is nan then return true else false.

import pandas as pd
import numpy as np


list = [[1,2,3], [4,5,6], [7, np.nan, np.nan]]

df = pd.DataFrame(list)

df.isnull()

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