Don't raise exception on early connection failure

                pass

        # Close the connection socket:

        try:

            try:

                self._sock.shutdown(socket.SHUT_RDWR)

            except socket.error as e:

                if e.errno != errno.ENOTCONN:

                    raise

            self._sock.close()

        except socket.error as err:

            #self.logger.warn('Error while socket close: %s', err)