def count_tickets(self):
        return self.database.tickets.count()
All children are already validated. Just use get_ordered on them.
dataset/ETHPy150Open getlogbook/logbook/logbook/ticketing.py/MongoDBBackend.count_tickets--crossover with--dataset/ETHPy150Open plotly/plotly.py/plotly/graph_objs/graph_objs.py/PlotlyList.get_ordered