Как работать с датой-временем или категорией в SimpleImputer?

#python #datetime #scikit-learn Вопрос: код выглядит так from sklearn.impute import SimpleImputer from io import StringIO csv_data = StringIO(""" x1,x2,x3,x4,x5 1,0.1,"1",2019-01-01,A 2,,,2019-01-02,B 3,,"3",2019-01-03,C ,0.4,"4",2019-01-04,A 5,0.5,"5",2019-01-05,B ,,,2019-01-06,C 7,0.7,"7",,A 8,0.8,"8",2019-01-08,B 9,0.9,,2019-01-09,C """) df…