“Onehotencoder = onehotencoder (Categorical_features = [1]) x = onehotencoder.fit_transform (x) .toarray () x = x [: 1:]” Ответ

Onehotencoder = onehotencoder (Categorical_features = [1]) x = onehotencoder.fit_transform (x) .toarray () x = x [: 1:]

from sklearn.compose import ColumnTransformer

ct = ColumnTransformer([('encoder', OneHotEncoder(), [1])], remainder='passthrough')
X = np.array(ct.fit_transform(X), dtype=np.float)