def get_metadata_read_url(
        self,
        filename: str,
    ) -> str:
        """Returns a read-url for .lightly/metadata/{filename}.

        Args:
            filename:
                Filename for which to get the read-url.

        Returns:
            A read-url to the file. Note that a URL will be returned even if the file does not
            exist.

        :meta private:  # Skip docstring generation
        """
        return self._datasources_api.get_metadata_file_read_url_from_datasource_by_dataset_id(
            dataset_id=self.dataset_id,
            file_name=filename,
        )
Returns a read-url for .lightly/metadata/{filename}.

        Args:
            filename:
                Filename for which to get the read-url.

        Returns:
            A read-url to the file. Note that a URL will be returned even if the file does not
            exist.

        :meta private:  # Skip docstring generation
        
lightly/api/api_workflow_datasource_listing.py