I have a dataset as -
Date A B C
2021-06-18 x y z
2021-06-18 NaN y NaN
2021-06-20 x y NaN
2021-06-20 x NaN z
2021-06-20 x y z
I know I can calculate data completeness using
print (test_df.isna().sum().sum() / test_df.size * 100)
How can I calculate only for each Row
