def METHOD_NAME(module):
    """Import ASR models dynamically.
    Args:
        module (str): asr name. e.g., transformer, conformer
    Returns:
        type: ASR class
    """
    model_class = dynamic_import(module, predefined_asr)
    assert issubclass(model_class,
                      ASRInterface), f"{module} does not implement ASRInterface"
    return model_class