कई श्रेणियों वाले वैरिएबल से डमीज़ बनाना

# Create the dummy variable
dummies_country = ____.____(____["____"], ____=____)

# Add the dummy variable to the basetable
basetable = ____.____([____, ____], ____=____)

# Delete the original variable from the basetable
____ ____["____"]
print(basetable.head())