Answers for "count nan for each column pandas"

show all rows with nan for a column value pandas

df[df['col'].isnull()]

Posted by: Guest on September-22-2020

count rows with nan pandas

np.count_nonzero(df.isnull().values)   
 np.count_nonzero(df.isnull())           # also works

Posted by: Guest on January-14-2021

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