import pandas as pd
import patsy

df = pd.DataFrame({'Fruit': ['apple', 'banana', 'cherry', 'apple', 'banana']})

# create dummy variables using patsy
dummies = patsy.dmatrix('Fruit', data=df, return_type='dataframe')

# concatenate the dummy variables to the original dataframe
df = pd.concat([df, dummies], axis=1)

print(df)