HYTOS

            for match in matches:

                for assoc in match.associations():

                    if item is assoc:

                        for attr in match.attrs.keys():

                            if str(item.uid) == str(attr.AssocItem.uid):

                                attr.AssocItem = None

                                match.attrs[attr] = ''

                                done = True

                                break

                        break

                if done: break