Method save

catboost/python-package/catboost/core.py:1222–1237

Save the quantized pool to a file. Parameters ---------- fname : string or os.PathLike Output file name.

(self, fname)

        return self

    def save(self, fname):
        """
        Save the quantized pool to a file.

        Parameters
        ----------
        fname : string or os.PathLike
            Output file name.
        """
        if not self.is_quantized():
            raise CatBoostError('Pool is not quantized')

        if not isinstance(fname, PATH_TYPES):
            raise CatBoostError("Invalid fname type={}: must be str or os.PathLike.".format(type(fname)))

        self._save(fname)

    def quantize(self, ignored_features=None, per_float_feature_quantization=None, border_count=None,
                 max_bin=None, feature_border_type=None, sparse_features_conflict_fraction=None,