Delete attached file with given resource identifier from a mode run.

        Raise ValueError if an image archive with the given resource identifier
        is attached to the model run instead of a data file.


        Parameters
        ----------
        experiment_id : string
            Unique experiment identifier
        model_id : string
            Unique identifier of model to run
        resource_id : string
            Unique attachment identifier

        Returns
        -------
        boolean
            True, if file was deleted. False, if no attachment with given
            resource identifier existed.

def experiments_predictions_attachments_delete(self, experiment_id, run_id, resource_id):
        """Delete attached file with given resource identifier from a mode run.

        Raise ValueError if an image archive with the given resource identifier
        is attached to the model run instead of a data file.


        Parameters
        ----------
        experiment_id : string
            Unique experiment identifier
        model_id : string
            Unique identifier of model to run
        resource_id : string
            Unique attachment identifier

        Returns
        -------
        boolean
            True, if file was deleted. False, if no attachment with given
            resource identifier existed.
        """
        # Get experiment to ensure that it exists
        if self.experiments_get(experiment_id) is None:
            return False
        return self.predictions.delete_data_file_attachment(run_id, resource_id)