Count missing values groupby

CLASS FEATURE1 FEATURE2 FEATURE3
  X      A       NaN      NaN
  X     NaN       A       NaN
  B      A        A        A
  
 df.drop('CLASS', 1).isna().groupby(df.CLASS, sort=False).sum().reset_index()

  CLASS  FEATURE1  FEATURE2  FEATURE3
0     X       1.0       1.0       2.0
1     B       0.0       0.0       0.0

Similar codes

0 vote137 views1 answer
Python textbox
Python
1 vote152 views1 answer
Xarray add coordinate
Python
-1 vote153 views2 answers
Generate bar plot python
Python
0 vote136 views1 answer
How to know the number of CPu using python
Python
10 votes149 views6 answers
How to merge two dictionaries with same keys in python
Python
0 vote229 views1 answer
How to check local endianness with Python ?
Python
9 votes125 views1 answer
Cv2.cvtcolor grayscale
Python
0 vote159 views1 answer
Print python setencode
Python
0 vote152 views1 answer
Pandas interpolate string
Python
15 votes142 views6 answers
Python string
Python