Micropython Wake-On-LAN

wakeonlan.py

import socket

class Waker():

    def send_magic_packet(self, macAddress: str, ip_address: str, port: int = 9) -> None:
        macAddress = self.format_macAddress(macAddress)
        temp = ""
        for i in range(16):
            temp += macAddress
        packet = bytes.fromhex("FFFFFFFFFFFF" + temp)

        soc = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
        soc.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST,1)
        soc.connect((ip_address, port))
        soc.send(packet)            
    
    def format_macAddress(self, mac: str) -> str:
        if len(mac) == 17:
            sep = mac[2]
            return mac.replace(sep, "")
        elif len(mac) == 14:
            sep = mac[4]
            return mac.replace(sep, "")
        if len(mac) != 12:
            raise ValueError("Incorrect MAC address format")
        return mac