onehot.py

# Importing Required Libraries

import pandas as pd
import numpy as np

# Reading the dataset with column as Sex
 
data=pd.read_csv('train.csv',usecols=['Sex'])

# Change column name to Gender
 
data.columns=['gender']

# We need to get dummies for the categorical data we have using get_dummies()

gender=pd.get_dummies(data)

#concatenating the dummies data frame with original dataframe by taking columns in the axis.

data=pd.concat([data,gender],axis=1)