MerkleHashTree.py 文件源码

def _initial_hasher(self, stream, num_chunks, buffer):
        """Fill initial hash values"""
        for chunkid in range(num_chunks):
            data = stream.read(self._chunk_len)
            hasher = hashlib.new(self._hash_func)
            hasher.update(data)
            buffer[chunkid] = hasher.digest()