Python 3.10.4 | AttributeError: 'mpz' object has no attribute 'to_bytes'

[Alkia]

Python 3.10.4 (tags/v3.10.4:9d38120, Mar 23 2022, 23:13:41) [MSC v.1929 64 bit (AMD64)] on win32

from cosmospy import BIP32DerivationError, seed_to_privkey

seed = ("angry mouse")

try:

privkey = seed_to_privkey(seed,"m/44'/118'/1'/0/0")

except BIP32DerivationError:

print("No valid private key in this derivation path!")

---

AttributeError Traceback (most recent call last)
in
9 seed = ("angry mouse")
10 try:
---> 11 privkey = seed_to_privkey(seed,"m/44'/118'/2'/0/0")
12 except BIP32DerivationError:
13 print("No valid private key in this derivation path!")

C:\ProgramData\Anaconda3\lib\site-packages\cosmospy_wallet.py in seed_to_privkey(seed, path)
45 # This can raise a hdwallets.BIP32DerivationError (which we alias so
46 # that the same exception type is also in the cosmospy namespace).
---> 47 derived_privkey = hd_wallet.get_privkey_from_path(path)
48
49 return derived_privkey

C:\ProgramData\Anaconda3\lib\site-packages\hdwallets_bip32.py in get_privkey_from_path(self, path)
78 :return: privkey (bytes)
79 """
---> 80 return self.get_extended_privkey_from_path(path)[1]
81
82 def get_extended_pubkey_from_path(

C:\ProgramData\Anaconda3\lib\site-packages\hdwallets_bip32.py in get_extended_privkey_from_path(self, path)
68 assert isinstance(privkey, bytes)
69 for index in path:
---> 70 privkey, chaincode = _derive_private_child(privkey, chaincode, index)
71 return chaincode, privkey
72

C:\ProgramData\Anaconda3\lib\site-packages\hdwallets_utils.py in _derive_private_child(privkey, chaincode, index)
60 f"Invalid private key at index {index}, try the next one!"
61 )
---> 62 secret = k_int.to_bytes(32, "big")
63
64 return secret, payload[32:]

AttributeError: 'mpz' object has no attribute 'to_bytes'

[hukkin]

Thanks for the issue!

It's not very clear to me what your issue is. An 'mpz' object is not part of cosmospy API so I assume this belongs in another issue tracker.