Prefetches collaborators to further reduce database accesses
Change-Id: I5a976c4e17e20ca463576178371f70e59551b576
Signed-off-by: Parker Berberian <pberberian@iol.unh.edu>
now = datetime.datetime.now(pytz.utc)
delta = datetime.timedelta(days=span)
end = now - delta
- bookings = Booking.objects.filter(start__lte=now, end__gte=end)
+ bookings = Booking.objects.filter(start__lte=now, end__gte=end).prefetch_related("collaborators")
for booking in bookings: # collect data from each booking
user_list = [u.pk for u in booking.collaborators.all()]
user_list.append(booking.owner.pk)