def wake_up(request, mac='DC-4A-3E-78-3E-0A'):    MAC = mac    BROADCAST = "192.168.0.255"    if len(MAC) != 17:        raise ValueError("MAC address should be set as form 'XX-XX-XX-XX-XX-XX'")    mac_address = MAC.replace("-", '')    data = ''.join(['FFFFFFFFFFFF', mac_address * 20])  # 构造原始数据格式    send_data = b''     # 把原始数据转换为16进制字节数组，    for i in range(0, len(data), 2):        send_data = b''.join([send_data, struct.pack('B', int(data[i: i + 2], 16))])    print(send_data)     # 通过socket广播出去，为避免失败，间隔广播三次    try:        sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)        sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)        sock.sendto(send_data, (BROADCAST, 7))        time.sleep(1)        sock.sendto(send_data, (BROADCAST, 7))        time.sleep(1)        sock.sendto(send_data, (BROADCAST, 7))        return HttpResponse()        print("Done")    except Exception as e:        return HttpResponse()        print(e)

import osos.system('shutdown -s -t 00')