code: def get_connection(self, address):
          
  
          if not address:
              return self._datagram_socket
  
          # Create a new datagram socket bound to the same interface and port as
          # the root socket, but connected to the given peer
          conn = socket.socket(self._datagram_socket.family,
                               self._datagram_socket.type,
                               self._datagram_socket.proto)
          conn.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
          conn.bind(self._datagram_socket.getsockname())
          conn.connect(address)
          _logger.debug("Created new connection for address: %s", address)
          return conn
docs: Create or retrieve a muxed connection
  
          Arguments:
          address -- a peer endpoint in IPv4/v6 address format; None refers
                     to the connection for unknown peers
  
          Return:
          a bound, connected datagram socket instance, or the root socket
          in case address was None