dataframe find nan rows
df[df.isnull().any(axis=1)]
dataframe find nan rows
df[df.isnull().any(axis=1)]
count nan pandas
#Python, pandas
#Count missing values for each column of the dataframe df
df.isnull().sum()
find nan value in dataframe python
# to mark NaN column as True
df['your column name'].isnull()
to detect if a data frame has nan values
> df.isnull().any().any()
True
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