gistfile1.txt

import socket
import os

def make_local_sock_path(sock: socket.socket):
    return '/tmp/wpa_ctrl_{}-{}'.format(os.getpid(), sock.fileno())

def prepare_wpa_ctrl_socket(ctrl_path: str, local_sock_path=make_local_sock_path):
    sock = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM, 0)

    bind_path = local_sock_path(sock)

    sock.bind(bind_path)

    try:
        sock.connect(ctrl_path)
    except socket.error:
        sock.close()
        os.unlink(bind_path)