def get_testdata_path(tag_model):
    """Get path to sample data directory for given tag model"""
    import os
    tag_model = tag_model.upper().replace('-', '').replace('_', '')
    sample_path = os.path.join('../datasets/{}'.format(tag_model))
    if not os.path.isdir(sample_path):
        raise FileNotFoundError('No sample dataset found for tag {}.'.
            format(tag_model))
    return sample_path
