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web3Interactive/demo/query_balance/query_balance_eth.py

73 lines
2.1 KiB

# -*- coding: utf-8 -*-
from web3 import Web3
import time
# 设置 RPC URL
rpc_url = "rpc"
# 初始化 web3.py 提供器
w3 = Web3(Web3.HTTPProvider(rpc_url))
# 检查是否连接成功
def check_connection():
try:
network_id = w3.eth.chain_id
print(f"已成功连接到链节点,网络ID为: {network_id}。正在查询钱包余额...")
return True
except Exception as e:
print("无法连接到链节点,请检查 URL 是否正确")
return False
# 钱包地址列表
wallet_addresses = [
'key'
]
def query_balances():
if not check_connection():
return
wallet_num = 1
for wallet_address in wallet_addresses:
retry_count = 0
max_retries = 3
delay = 2 # 延迟时间,单位为秒
result_message = ""
result_balance = -1
# 转换为校验和地址
try:
checksum_address = w3.to_checksum_address(wallet_address)
except Exception as e:
print(f"钱包 {wallet_address} 地址格式无效: {str(e)}")
wallet_num += 1
continue
while retry_count < max_retries:
try:
# 查询余额
balance = w3.eth.get_balance(checksum_address)
# 将余额从 Wei 转换为 Ether
balance_eth = w3.from_wei(balance, 'ether')
result_message = f"Wallet address: {checksum_address} {wallet_num}, balance: {balance_eth} Token"
result_balance = balance_eth
print(result_message)
wallet_num += 1
break
except Exception as e:
print(f"查询钱包 {checksum_address} {wallet_num} 余额时发生错误: {str(e)}")
retry_count += 1
print(f"正在重试...(第 {retry_count} 次)")
time.sleep(delay)
if retry_count == max_retries:
result_message = f"钱包 {checksum_address} 查询余额失败,已达到最大重试次数。"
print(result_message)
if __name__ == "__main__":
query_balances()