稍微调整一下

import subprocess
import hashlib

def get_hardware_info(command):
try:
result = subprocess.check_output(command, shell=True).decode().strip().split("\n")[1].strip()
return result
except Exception as e:
print(f"Error: {e}")
return None

def get_machine_code():
# 获取硬件信息
uuid = get_hardware_info("wmic csproduct get uuid")
serial_number = get_hardware_info("wmic bios get serialnumber")
mac_address = get_hardware_info("getmac /fo csv /nh")

# 组合信息
info = f"{uuid}-{serial_number}-{mac_address}"

# 生成哈希值以保证唯一性和标准长度
machine_code = hashlib.sha256(info.encode()).hexdigest()
return machine_code

if __name__ == '__main__':
print(get_machine_code())