Python

df_catagorical=df.select_dtypes(include=['category'])

dfName.select_dtypes(include=['object']).columns.tolist()

df = pd.DataFrame({'vertebrates': ['Bird', 'Bird', 'Mammal', 'Fish', 'Amphibian', 'Reptile', 'Mammal']})

df.vertebrates.astype("category").cat.codes

nominal_attr = df.select_dtypes(include='category').columns

how to select pandas dataframe with categorical datatype

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