code: def emit_to_room(self, room, event, *args):
          
          pkt = dict(type="event",
                     name=event,
                     args=args,
                     endpoint=self.ns_name)
          room_name = self._get_room_name(room)
          for sessid, socket in six.iteritems(self.socket.server.sockets):
              if 'rooms' not in socket.session:
                  continue
              if room_name in socket.session['rooms'] and self.socket != socket:
                  socket.send_packet(pkt)
docs: This is sent to all in the room (in this particular Namespace)