def get_occurrences(self, ticket, order_by='-time', limit=50, offset=0):
        raise NotImplementedError()
char[4] to unsigned long
dataset/ETHPy150Open getlogbook/logbook/logbook/ticketing.py/BackendBase.get_occurrences--crossover with--dataset/ETHPy150Open Arelle/Arelle/arelle/plugin/internet/proxyNTLM/des_c.py/c2l