def make_experiment_dir_name(max_model_size, experiment_name):
    """Return name of directory for results of given settings (only depends on
        model size) and experiment name"""
    if experiment_name is not None:
        return f"Experiment={experiment_name}-max_model_size={max_model_size}"
    else:
        return f"max_model_size={max_model_size}"