/Python/Count rows with nan pandas

Count rows with nan pandas

#Python, pandas
#Count missing values for each column of the dataframe df

df.isnull().sum()

19

Source: thispointer.com

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

16

Source: datatofish.com

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

2

Source: stackoverflow.com

null_cols = df.columns[df.isnull().all()]
df.drop(null_cols, axis = 1, inplace = True)

1

Source: stackoverflow.com

dfObj.isnull().sum()

0

Source: thispointer.com

# will give count of nan values of every column.
df.isna().sum()

-1

Similar codes

1 vote229 views1 answer
Python replace part in large file
Python
0 vote298 views1 answer
Django Signup view
Python
0 vote318 views1 answer
Swapping upper case and lower case string python
Python
0 vote283 views1 answer
Tuple: Tuple cannot change
Python
0 vote273 views1 answer
Go to line in python
Python
1 vote291 views1 answer
Python 2 print sep end
Python
0 vote247 views1 answer
Check if environment variable exists
Python
3 votes278 views2 answers
Catch error python
Python
0 vote223 views1 answer
Python 3.9 docker install
Python
8 votes307 views3 answers
Export multiple python pandas dataframe to single excel file
Python

Share