In [39]:

    

import pandas as pd


    

In [43]:

    

df = pd.read_csv("/tmp/test.csv")


    

In [32]:

    

feature_cols = ["two","three"]
#df[["two","three"]] = df[["two","three"]].fillna(value=0)
df[feature_cols] = df[feature_cols].fillna(value=0)


    

In [42]:

    

pd.get_dummies(df)


    

    
Out[42]:







  

    

      

      
one
      
two
      
three
      
four
      
title_a
      
title_b
      
title_c
    
  
  

    

      
0
      
1
      
1
      
0
      
1
      
1
      
0
      
0
    
    

      
1
      
0
      
1
      
0
      
1
      
0
      
1
      
0
    
    

      
2
      
1
      
0
      
0
      
1
      
0
      
0
      
1
    
  

In [ ]: