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计算每小时事件我如何通过的路线和日期计算,每小时停止 型号:如何通过的路线和日期范围
MyModel(models.Model):
route = models.Integer(...
on_route_time = models.TimeField(...
dropoff_stops = models.Integer(...
pickup_stops = models.Integer(...
date = models.DateTime(...
我的查询:
def stops_per_hour(date): query_set = MyModel.objects.filter(date=date).values( 'route', 'dropoff_stops','pickup_stops','on_route_time').annotate( total=(Sum('actual_stops') + Sum('pickup_stops'))).order_by('route')
这给了我:
<<QuerySet [{'route': 226, 'dropoff_stops': 84, 'pickup_stops': 0, 'on_route_time': datetime.time(5, 23), 'total': 84},{'route': 242, 'dropoff_stops': 33, 'pickup_stops': 0, 'on_route_time': datetime.time(3, 24), 'total': 33}]>>
我忙于计算停止/小时,并将其传递给视图(例如,路线226站/小时= 15.18。建议?谢谢。