Method _train

catboost/python-package/catboost/core.py:1823–1825

(self, train_pool, test_pool, params, allow_clear_pool, init_model)

        setattr(self, '_n_features_in', self._object._get_n_features_in())

    def _train(self, train_pool, test_pool, params, allow_clear_pool, init_model):
        self._object._train(train_pool, test_pool, params, allow_clear_pool, init_model._object if init_model else None)
        self._set_trained_model_attributes()

    def _set_test_evals(self, test_evals):
        self._object._set_test_evals(test_evals)