def load_test_vectors(name): with open(os.path.dirname(__file__) + '/data/' + name, 'r') as fd: for test_case in json.load(fd): # Comments designated by single length strings if len(test_case) == 1: continue assert len(test_case) == 3 prevouts = {} for json_prevout in test_case[0]: assert len(json_prevout) == 3 n = json_prevout[1] if n == -1: n = 0xffffffff prevout = COutPoint(lx(json_prevout[0]), n) prevouts[prevout] = parse_script(json_prevout[2]) tx = CTransaction.deserialize(x(test_case[1])) enforceP2SH = test_case[2] yield (prevouts, tx, enforceP2SH)