Simple extension of the RoomsMixin (gevent-socketio)

mixins.py

from socketio.mixins import RoomsMixin

class ExtendedRoomsMixin(RoomsMixin):
    def emit_to_room_not_me(self, room, event, *args):
        """This is sent to all in the room (in this particular Namespace) except itself"""
        pkt = dict(type="event",
                   name=event,
                   args=args,
                   endpoint=self.ns_name)
        room_name = self._get_room_name(room)
        for sessid, socket in self.socket.server.sockets.iteritems():
            if socket is not self.socket: # This prevents from sending to itself
                if 'rooms' not in socket.session:
                    continue
                if room_name in socket.session['rooms']:
                    socket.send_packet(pkt)