def __init__(self, hash_name):
        super(HashPermutationMapper, self).__init__(hash_name)
        self.child_hashes = []
        self.dim = None
        self.bucket_key_map = {}
Just keeps the name.
dataset/ETHPy150Open pixelogik/NearPy/nearpy/hashes/permutation/hashpermutationmapper.py/HashPermutationMapper.__init__