def __init__(self, db_session): BaseFlow.__init__(self, db_session, HistoryItem)
def __init__(self, db_session): BaseFlow.__init__(self, db_session, OpenDebtMachineItem)
def __init__(self, db_session): BaseFlow.__init__(self, db_session, OpenDebtOtherItem)
def __init__(self, db_session): BaseFlow.__init__(self, db_session, CashFlowItem)