    def export_schema(self, columns_schema: dict[str, dict[str, str]]) -> None:
        """
        Export columns_schema of the data. This method should be called after all data is logged.
        """
        self._schema = columns_schema
        self._will_export_schema = True
Export columns_schema of the data. This method should be called after all data is logged.
src/bentoml/_internal/monitoring/otlp.py