Answers for "find nan in numpy dataframe"

dataframe find nan rows

df[df.isnull().any(axis=1)]

Posted by: Guest on January-31-2021

numpy find rows containing nan

# in each case returns array of bool
np.isnan(a).any(axis=1) # rows where any value is nan
np.isnan(a).all(axis=1) # rows where all values are nan

Posted by: Guest on June-07-2021

to detect if a data frame has nan values

> df.isnull().any().any()
True

Posted by: Guest on April-23-2020

Code answers related to "find nan in numpy dataframe"