Method _check_thread_count

catboost/python-package/catboost/core.py:1131–1133

(self, thread_count)

            raise CatBoostError("Invalid length of feature_names={} : must be equal to the number of columns in data={}".format(len(feature_names), num_col))

    def _check_thread_count(self, thread_count):
        if not isinstance(thread_count, INTEGER_TYPES):
            raise CatBoostError("Invalid thread_count type={} : must be an integer".format(type(thread_count)))

    def slice(self, rindex):
        if not isinstance(rindex, ARRAY_TYPES):