send all eth

sendall.py

from web3 import Web3, HTTPProvider
from eth_account import Account
from eth_account.signers.local import LocalAccount
from web3.middleware import construct_sign_and_send_raw_middleware
from web3.middleware import geth_poa_middleware
import os, time

infura_key = os.getenv("INFURA")

from_key = os.getenv("FROMKEY")
FROM_ACCOUNT: LocalAccount = Account.from_key(from_key)
to_acct = "0x328eBc7bb2ca4Bf4216863042a960E3C64Ed4c10"

test_net = True

if test_net:
    print("[+] !!GOERLI TESTNET MODE!!")
    provider = f"https://goerli.infura.io/v3/{infura_key}"
    chainID = 5
    w3 = Web3(HTTPProvider(provider))
    w3.middleware_onion.inject(geth_poa_middleware, layer=0)
    w3.middleware_onion.add(construct_sign_and_send_raw_middleware(FROM_ACCOUNT))
else:
    provider = f"https://mainnet.infura.io/v3/{infura_key}"
    chainID = 1
    w3 = Web3(HTTPProvider(provider))

total = w3.eth.get_balance(FROM_ACCOUNT.address)
print("[+] total balance:", w3.fromWei(total, "ether"))

transfer_gas = 21000
base_fee = w3.eth.fee_history(1, 'latest')

max_fee_per_gas = base_fee["baseFeePerGas"][1] + w3.toWei(1, "gwei")
total_fee = max_fee_per_gas * transfer_gas
print("[+] total fee:", total_fee)

value = total - total_fee
print("[+] new total:", w3.fromWei(value, "ether"))

fund_tx = {
    'chainId': chainID,
    'nonce': w3.eth.getTransactionCount(FROM_ACCOUNT.address),
    "maxFeePerGas": max_fee_per_gas,
    "maxPriorityFeePerGas": w3.toWei(1, "gwei"),
    'from': w3.toChecksumAddress(FROM_ACCOUNT.address),
    'to': w3.toChecksumAddress(to_acct),
    'value': value,
    'gas': transfer_gas
}

signed_tx = FROM_ACCOUNT.sign_transaction(fund_tx)
try:
    print(f"[+] sent tx at block {w3.eth.blockNumber}\n")
    tx_hash = w3.eth.send_raw_transaction(signed_tx.rawTransaction)
    receipt = w3.eth.wait_for_transaction_receipt(tx_hash)
    print("[+] transaction mined successfully. [mainnet]")
except Exception as exception:
    print(exception)