# keep the database of submasters, and mix up the current client

# requests into dmx levels for dmxserver

class SubServe:

    """call the server with these messages"""

    def allSubs(self):

        """list of all the known subs"""

    def output(self,levels):

        """pass a dict of {sub : level} mappings"""

class SubClient:

    """each client can receive these messages"""

    def subAdded(self,newsub):

        """sub was just added to the db"""

    def subRemove(self,pastsub):

        """this sub is about to be removed from the db"""

    def subChange(self,sub):

        """this is a new version of an existing sub"""