from base64 import b85encode import os import subprocess import ujson as json import kasten from onionrblocks.generators.anonvdf import AnonVDFGenerator _DIR = os.path.dirname(os.path.realpath(__file__)) + '/../' def vdf_block(data, data_type, ttl, **metadata): data = b85encode(data) generated = subprocess.Popen( [ f'{_DIR}anonvdf-block-creator.py', json.dumps(metadata), data_type, str(ttl)], stdout=subprocess.PIPE, stdin=subprocess.PIPE) generated = generated.communicate(data)[0] return kasten.Kasten( generated[:64], generated[64:], AnonVDFGenerator, auto_check_generator=True)