@abstractmethod
    def update_sequence(self, cursor, table, column='id'):
        pass
add a conference to a dial, conviently
dataset/ETHPy150Open edgewall/trac/trac/db/api.py/ConnectionBase.update_sequence--crossover with--dataset/ETHPy150Open plivo/plivohelper-python/tests/test_restxml.py/TestConference.testAddConferenceConvenceMethod