почему выдает ошибку? (Mac-changer скрипт)

import subprocess
import optparse
import re

def get_arguments():
    parser = optparse.OptionParser()
    parser.add_option("-i", "--interface", dest="interface", help="Interface to change its MAC address")
    parser.add_option("-m", "--mac", dest="new_mac", help="New MAC address")
    (options, arguments) = parser.parse_args()
    if not options.interface:
        parser.error("[-] Please specify an interface, use --help more info ")
    elif not options.new_mac:
        parser.error("[-] Please specify a new mac, use --help more info")
    return options

def change_mac(interface, new_mac):
    print("[+] Changing MAC address for " + interface + " to " + new_mac)
    subprocess.call(["ifconfig", interface, "down"])
    subprocess.call(["ifconfig", interface, "hw", "ether", new_mac])
    subprocess.call(["ifconfig", interface, "up"])


options = get_arguments()
# change_mac(options.interface, options.new_mac)

ifconfig_result = subprocess.check_output(["ifconfig", options.interface])
print(ifconfig_result)

mac_address_search_result = re.search(r"\w\w:\w\w:\w\w:\w\w:\w\w:\w\w", ifconfig_result)
print(mac_address_search_result.group(0))  

TERMINAL 

Traceback (most recent call last):
  File "/home/kali/PycharmProjects/mac_changer/mac_changer.py", line 31, in <module>
    mac_address_search_result = re.search(r"\w\w:\w\w:\w\w:\w\w:\w\w:\w\w", ifconfig_result
  File "/usr/lib/python3.10/re.py", line 200, in search
    return _compile(pattern, flags).search(string)
TypeError: cannot use a string pattern on a bytes-like object