Method _check_weight_shape

catboost/python-package/catboost/core.py:1024–1033

Check weight length.

(self, weight, samples_count)

            raise CatBoostError("Invalid weight type={}: must be array like.".format(type(weight)))

    def _check_weight_shape(self, weight, samples_count):
        """
        Check weight length.
        """
        if len(weight) != samples_count:
            raise CatBoostError("Length of weight={} and length of data={} are different.".format(len(weight), samples_count))
        if not isinstance(weight[0], (INTEGER_TYPES, FLOAT_TYPES)):
            raise CatBoostError(
                "Invalid weight value type={}: must be 1 dimensional data with elements of an integer or a floating-point type.".format(type(weight[0]))
            )

    def _check_group_id_type(self, group_id):
        """