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dickbrouwer/django_reverse_fk_lookup.py

Created August 4, 2010 13:01
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django_reverse_fk_lookup.py
qs = MyRelatedObject.objects.all()
obj_dict = dict([(obj.id, obj) for obj in qs])
objects = MyObject.objects.filter(myrelatedobj__in=qs)
relation_dict = {}
for obj in objects:
relation_dict.setdefault(obj.myobject_id, []).append(obj)
for id, related_items in relation_dict.items():
obj_dict[id].related_items = related_items
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