import socket
import threading

class Connection:
    sock=""
    addr=0

HOST = "127.0.0.1"  # Standard loopback interface address (localhost)
PORT = 65432  # Port to listen on (non-privileged ports are > 1023)
clients=0
connections=[]

def send_message(conn, data):
    for i in connections:
        if i != conn:
            i.sock.send(data)

def handle_connection(conn):
    with conn.sock:
        while True:
            data = conn.sock.recv(1024)
            if data:
                send_message(conn, data)
            else:
                print(f"Disconnected: {conn.addr}")
                connections.remove(conn)
                break

with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
    try:
        s.bind((HOST, PORT))
        while True:
            conn=Connection()
            s.listen()
            conn.sock, conn.addr = s.accept()
            connections.append(conn)
            threading.Thread(target=handle_connection, args=(conn,)).start()
    except KeyboardInterrupt:
        print("Shutdown server")