def _do_test_bip32(self, seed: str, sequence): node = BIP32Node.from_rootseed(bfh(seed), xtype='standard') xprv, xpub = node.to_xprv(), node.to_xpub() self.assertEqual("m/", sequence[0:2]) sequence = sequence[2:] for n in sequence.split('/'): if n[-1] != "'": xpub2 = BIP32Node.from_xkey(xpub).subkey_at_public_derivation(n).to_xpub() node = BIP32Node.from_xkey(xprv).subkey_at_private_derivation(n) xprv, xpub = node.to_xprv(), node.to_xpub() if n[-1] != "'": self.assertEqual(xpub, xpub2) return xpub, xprv
def get_account_xpub(account_path): root_seed = bip39_to_seed(mnemonic, passphrase) root_node = BIP32Node.from_rootseed(root_seed, xtype="standard") account_node = root_node.subkey_at_private_derivation(account_path) account_xpub = account_node.to_xpub() return account_xpub