# Path: jmbase/jmbase/support.py
# def bintohex(b):
#     """Convert bytes to a hex string"""
#     return binascii.hexlify(b).decode('utf8')


import pytest
import hashlib
import jmbitcoin as btc
from jmbase import bintohex
    vout = 2
    amount = btc.coins_to_satoshi(float('0.12345'))
    
    # Calculate an amount for the upcoming new UTXO. Set a high fee to bypass
    # bitcoind minfee setting.
    amount_less_fee = int(amount - btc.coins_to_satoshi(0.01))
    
    # Create a destination to send the coins.
    destination_address = address
    target_scriptPubKey = scriptPubKey
    
    # Create the unsigned transaction.
    txin = btc.CTxIn(btc.COutPoint(txid[::-1], vout))
    txout = btc.CTxOut(amount_less_fee, target_scriptPubKey)
    tx = btc.CMutableTransaction([txin], [txout])
    
    # Calculate the signature hash for the transaction. This is then signed by the
    # private key that controls the UTXO being spent here at this txin_index.
    if addrtype == "p2wpkh":
        sig, msg = btc.sign(tx, 0, priv, amount=amount, native="p2wpkh")
    elif addrtype == "p2sh-p2wpkh":
        sig, msg = btc.sign(tx, 0, priv, amount=amount, native=False)
    elif addrtype == "p2pkh":
        sig, msg = btc.sign(tx, 0, priv)
    else:
        assert False
    if not sig:
        print(msg)
        raise
    print("created signature: ", bintohex(sig))

# Path: jmbase/jmbase/support.py
# def bintohex(b):
#     """Convert bytes to a hex string"""
#     return binascii.hexlify(b).decode('utf8')


# Path: jmbitcoin/test/test_tx_signing.py
import pytest
import hashlib
import jmbitcoin as btc
from jmbase import bintohex

    vout = 2
    amount = btc.coins_to_satoshi(float('0.12345'))
    
    # Calculate an amount for the upcoming new UTXO. Set a high fee to bypass
    # bitcoind minfee setting.
    amount_less_fee = int(amount - btc.coins_to_satoshi(0.01))
    
    # Create a destination to send the coins.
    destination_address = address
    target_scriptPubKey = scriptPubKey
    
    # Create the unsigned transaction.
    txin = btc.CTxIn(btc.COutPoint(txid[::-1], vout))
    txout = btc.CTxOut(amount_less_fee, target_scriptPubKey)
    tx = btc.CMutableTransaction([txin], [txout])
    
    # Calculate the signature hash for the transaction. This is then signed by the
    # private key that controls the UTXO being spent here at this txin_index.
    if addrtype == "p2wpkh":
        sig, msg = btc.sign(tx, 0, priv, amount=amount, native="p2wpkh")
    elif addrtype == "p2sh-p2wpkh":
        sig, msg = btc.sign(tx, 0, priv, amount=amount, native=False)
    elif addrtype == "p2pkh":
        sig, msg = btc.sign(tx, 0, priv)
    else:
        assert False
    if not sig:
        print(msg)
        raise
    print("created signature: ", bintohex(sig))

    print("serialized transaction: {}".format(bintohex(tx.serialize())))