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Get addresses from xpublic key #64

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@bjorntimmer

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Hi,

I'm trying the example https://github.com/meherett/python-hdwallet/blob/master/examples/from_xpublic_key.py to use with my Ledger Hardware Wallet to get all addresses to watch my balances.

From Ledger Live I go to my Bitcoin account and go to the account settings where I get the following:

{
  "xpub": "xpub[xPub-key]",
  "index": 0,
  "freshAddressPath": "84'/0'/0'/0/9",
  "id": "js:2:bitcoin:xpub[xPub-key]:native_segwit",
  "blockHeight": 748956
}

And use the following code:

#!/usr/bin/env python3
from hdwallet import HDWallet as HDWallet
from hdwallet.utils import is_root_xpublic_key
from hdwallet.symbols import BTC as SYMBOL

# Strict for root xpublic key
STRICT: bool = False
# Bitcoin root xpublic key
XPUBLIC_KEY: str = "xpub[xPub-key]"

if STRICT:
    # Check root xpublic key
    assert is_root_xpublic_key(
        xpublic_key=XPUBLIC_KEY, symbol=SYMBOL), "Invalid Root XPublic Key."

# Initialize Bitcoin mainnet HDWallet
hdwallet: HDWallet = HDWallet(symbol=SYMBOL)
# Get Bitcoin HDWallet from xpublic key
hdwallet.from_xpublic_key(xpublic_key=XPUBLIC_KEY, strict=False)

for i in range(10):
    print('Index {}'.format(str(i)))
    hdwallet.from_path("m/84/0/0/0/{}".format(str(i)))
    # hdwallet.from_path("m/0/{}".format(str(i)))
    print("P2WPKH Address:", hdwallet.p2wpkh_address())
    print('')

When I set the STRICT variable to True I get the message "Invalid Root Xpublic Key." When I set it to False I'm able to generate addresses, however I don't get addresses that where generated by Ledger Live.

Did get anyone working code for the xpub with Ledger Live?

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