Missing value imputation in python using KNN

Question

I have a dataset that looks like this

1908    January 5.0 -1.4
1908    February    7.3 1.9
1908    March   6.2 0.3
1908    April   NaN   2.1
1908    May NaN          


        

Answer 1

This pull request to sklearn adds KNN support. You can get the code from here.