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electrs/contrib/tx_fee.py
Roman Zeyde 423e4c7922 Rewrite Python scripts
Also, improve balance/history display
2021-06-18 17:49:29 +03:00

28 lines
806 B
Python
Executable File

#!/usr/bin/env python3
import argparse
import client
def main():
parser = argparse.ArgumentParser()
parser.add_argument("txid")
args = parser.parse_args()
conn = client.Client(("localhost", 50001))
tx, = conn.call([client.request("blockchain.transaction.get", args.txid, True)])
requests = []
for vin in tx["vin"]:
prev_txid = vin["txid"]
requests.append(client.request("blockchain.transaction.get", prev_txid, True))
fee = 0
for vin, prev_tx in zip(tx["vin"], conn.call(requests)):
txo = prev_tx["vout"][vin["vout"]]
fee += txo["value"]
fee -= sum(vout["value"] for vout in tx["vout"])
print(f'vSize = {tx["vsize"]}, Fee = {1e3 * fee:.2f} mBTC = {1e8 * fee / tx["vsize"]:.2f} sat/vB')
if __name__ == "__main__":
main()