Lippukauppa ja e-liput
Montako e-lipputilausta on lunastettu tiettynä päivänä
python manage.py shell
from lippukala.models import Order from dateutil.tz import tzlocal from datetime import datetime tz = tzlocal() loerdag_start = datetime(2015, 9, 5, 0, 0, 0, tzinfo=tz) soendag_start = datetime(2015, 9, 6, 0, 0, 0, tzinfo=tz) Order.objects.filter(code__used_on__gte=loerdag_start, code__used_on__lt=soendag_start).distinct().count() # 2600