code: def set_socket(self, sock, map=None):
      self.socket = sock
      self._fileno = sock.fileno()
      self.add_channel(map)
  
imports: import select
  import socket
  import sys
  import time
  import warnings
  import os
  from errno import EALREADY, EINPROGRESS, EWOULDBLOCK, ECONNRESET, EINVAL, ENOTCONN, ESHUTDOWN, EISCONN, EBADF, ECONNABORTED, EPIPE, EAGAIN, errorcode
label_desc: Use image node_id 6 for calling the dispatcher obj's underlying member method code with example usage: obj.set_socket(sock, map) without return types