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using_dummy_columns #6

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18 changes: 18 additions & 0 deletions Replace_Strings_With_Numbers/using_dummy_columns
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#import pandas Library
import pandas as pd
import numpy as np

#Create a Pandas DataFrame using read_csv function that reads from a csv file
df=pd.read_csv("car.csv")

#creating dummy variables
dummies=pd.get_dummies(df.buying)

#concatenate dummies with original dataframe
merged=pd.concat([df,dummies],axis='columns')

#drop
final=merged.drop(['buying'],axis='columns')

#write the dataframe to a csv file
data.to_csv("car_example.csv")