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Changeset 2564

Timestamp:

03/25/06 19:37:06 (3 years ago)

Author:

russellm

Message:

magic-removal: Fixed assignment notation on descriptors for one-to-one fields.

Files:

r2552	r2564
98	98	raise AttributeError, "%s must be accessed via instance" % self.related.opts.object_name
99	99	# Set the value of the related field
100		setattr(value, self.related.field.attname, instance)
101
	100	setattr(value, self.related.field.rel.get_related_field().attname, instance)
	101
	102	# Set the cache on the provided object to point to the new object
	103	setattr(value, self.related.field.get_cache_name(), instance)
	104
102	105	class ReverseSingleRelatedObjectDescriptor(object):
103	106	# This class provides the functionality that makes the related-object
…	…
143	146	# Set the cache to point to the new object
144	147	setattr(instance, self.field.get_cache_name(), value)
145
	148
146	149	class ForeignRelatedObjectsDescriptor(object):
147	150	# This class provides the functionality that makes the related-object

r2437	r2564
56	56	DoesNotExist: Restaurant does not exist for {'place__pk': ...}
57	57
	58	# Set the place using assignment notation. Because place is the primary key on Restaurant,
	59	# the save will create a new restaurant
	60	>>> r.place = p2
	61	>>> r.save()
	62	>>> p2.restaurant
	63	Ace Hardware the restaurant
	64	>>> r.place
	65	Ace Hardware the place
	66
	67	# Set the place back again, using assignment in the reverse direction
	68	# Need to reget restaurant object first, because the reverse set
	69	# can't update the existing restaurant instance
	70	>>> p1.restaurant = r
	71	>>> r.save()
	72	>>> p1.restaurant
	73	Demon Dogs the restaurant
	74
	75	>>> r = Restaurant.objects.get(pk=1)
	76	>>> r.place
	77	Demon Dogs the place
	78
58	79	# Restaurant.objects.all() just returns the Restaurants, not the Places.
	80	# Note that there are two restaurants - Ace Hardware the Restaurant was created
	81	# in the call to r.place = p2. This means there are multiple restaurants referencing
	82	# a single place...
59	83	>>> Restaurant.objects.all()
60		[Demon Dogs the restaurant]
	84	[Demon Dogs the restaurant, Ace Hardware the restaurant]
61	85
62	86	# Place.objects.all() returns all Places, regardless of whether they have