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

1 vote131 views1 answer
Django sites framework
Python
0 vote135 views1 answer
Opencv read gif
Python
3 votes153 views2 answers
Merge sort of two list in python
Python
0 vote140 views1 answer
1250 minutes to hours
Python
2 votes146 views2 answers
Python get location of script
Python
0 vote140 views1 answer
Journalctl not showing all python prints
Python
1 vote100 views1 answer
Python take input from terminal
Python
2 votes136 views1 answer
Clone website
Python
0 vote154 views1 answer
Non blocking socket python
Python
0 vote131 views1 answer
Subplots whitespace
Python