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Replaced an inline model method caching with a @memoize decorator.

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- Legacy-Id: 14993
This commit is contained in:
Henrik Levkowetz 2018-04-02 11:18:55 +00:00
parent 7bb8ce55a6
commit 68cea6d523
1 changed files with 3 additions and 3 deletions
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6
ietf/meeting/models.py
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@ -24,6 +24,7 @@ from ietf.group.models import Group
from ietf.group.utils import can_manage_materials from ietf.group.utils import can_manage_materials
from ietf.name.models import MeetingTypeName, TimeSlotTypeName, SessionStatusName, ConstraintName, RoomResourceName, ImportantDateName from ietf.name.models import MeetingTypeName, TimeSlotTypeName, SessionStatusName, ConstraintName, RoomResourceName, ImportantDateName
from ietf.person.models import Person from ietf.person.models import Person
from ietf.utils.decorators import memoize
from ietf.utils.storage import NoLocationMigrationFileSystemStorage from ietf.utils.storage import NoLocationMigrationFileSystemStorage
from ietf.utils.text import xslugify from ietf.utils.text import xslugify
from ietf.utils.timezone import date2datetime from ietf.utils.timezone import date2datetime
@ -283,10 +284,9 @@ class Meeting(models.Model):
ts = tz.localize(ts) ts = tz.localize(ts)
return ts return ts
@memoize
def previous_meeting(self): def previous_meeting(self):
if not hasattr(self, "_previous_meeting_cache"): return Meeting.objects.filter(type_id=self.type_id,date__lt=self.date).order_by('-date').first()
self._previous_meeting_cache = Meeting.objects.filter(type_id=self.type_id,date__lt=self.date).order_by('-date').first()
return self._previous_meeting_cache
class Meta: class Meta:
ordering = ["-date", "-id"] ordering = ["-date", "-id"]