epitope_prediction.py 文件源码

def fm_index_path(genome):
    """
    Returns a path for cached reference peptides, for the given genome.
    """
    cache_dir = user_cache_dir('vaxrank')
    if not os.path.exists(cache_dir):
        os.makedirs(cache_dir)

    return os.path.join(cache_dir, '%s_%d_%d.fm' % (
        genome.species.latin_name, genome.release, 2 if six.PY2 else 3))