Answers for "pandas + find all rows with nan"

9

find nan value in dataframe python

# to mark NaN column as True
df['your column name'].isnull()
Posted by: Guest on May-15-2020
2

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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