Answers for "sum of null values in pandas"

count nan pandas

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

df.isnull().sum()

python count null values in dataframe

# Count total missing values in a dataframe

df.isnull().sum().sum()

# Gives a integer value

knowing the sum of null value is pandas dataframe

note:df is your pandas dataframe

print(df.isnull().sum())

knowing the sum null values in a specific row in pandas dataframe

note:df is syour dataframe 

print(df['emp_title'].isnull().sum())