def delete_ticket(self, ticket_id):
        self.database.occurrences.remove({'ticket_id': self._oid(ticket_id)})
        self.database.tickets.remove({'_id': self._oid(ticket_id)})
Convert from centimeters to pixels
dataset/ETHPy150Open getlogbook/logbook/logbook/ticketing.py/MongoDBBackend.delete_ticket--crossover with--dataset/ETHPy150Open kivy/kivy/kivy/metrics.py/cm