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Remove unnecessary check on __set__ parameters.

This commit is contained in:
Mike Fogel 2013-05-07 21:50:59 -07:00
parent bc46f67fa8
commit a22e15effc
2 changed files with 0 additions and 21 deletions
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6
django/contrib/contenttypes/generic.py
View File

@ -137,9 +137,6 @@ class GenericForeignKey(six.with_metaclass(RenameGenericForeignKeyMethods)):
return rel_obj
def __set__(self, instance, value):
if instance is None:
raise AttributeError("%s must be accessed via instance" % self.related.opts.object_name)
ct = None
fk = None
if value is not None:
@ -280,9 +277,6 @@ class ReverseGenericRelatedObjectsDescriptor(object):
return manager
def __set__(self, instance, value):
if instance is None:
raise AttributeError("Manager must be accessed via instance")
manager = self.__get__(instance)
manager.clear()
for obj in value:

15
django/db/models/fields/related.py
View File

@ -206,9 +206,6 @@ class SingleRelatedObjectDescriptor(six.with_metaclass(RenameRelatedObjectDescri
return rel_obj
def __set__(self, instance, value):
if instance is None:
raise AttributeError("%s must be accessed via instance" % self.related.opts.object_name)
# The similarity of the code below to the code in
# ReverseSingleRelatedObjectDescriptor is annoying, but there's a bunch
# of small differences that would make a common base class convoluted.
@ -312,9 +309,6 @@ class ReverseSingleRelatedObjectDescriptor(six.with_metaclass(RenameRelatedObjec
return rel_obj
def __set__(self, instance, value):
if instance is None:
raise AttributeError("%s must be accessed via instance" % self.field.name)
# If null=True, we can assign null here, but otherwise the value needs
# to be an instance of the related class.
if value is None and self.field.null == False:
@ -384,9 +378,6 @@ class ForeignRelatedObjectsDescriptor(object):
return self.related_manager_cls(instance)
def __set__(self, instance, value):
if instance is None:
raise AttributeError("Manager must be accessed via instance")
manager = self.__get__(instance)
# If the foreign key can support nulls, then completely clear the related set.
# Otherwise, just move the named objects into the set.
@ -767,9 +758,6 @@ class ManyRelatedObjectsDescriptor(object):
return manager
def __set__(self, instance, value):
if instance is None:
raise AttributeError("Manager must be accessed via instance")
if not self.related.field.rel.through._meta.auto_created:
opts = self.related.field.rel.through._meta
raise AttributeError("Cannot set values on a ManyToManyField which specifies an intermediary model. Use %s.%s's Manager instead." % (opts.app_label, opts.object_name))
@ -824,9 +812,6 @@ class ReverseManyRelatedObjectsDescriptor(object):
return manager
def __set__(self, instance, value):
if instance is None:
raise AttributeError("Manager must be accessed via instance")
if not self.field.rel.through._meta.auto_created:
opts = self.field.rel.through._meta
raise AttributeError("Cannot set values on a ManyToManyField which specifies an intermediary model. Use %s.%s's Manager instead." % (opts.app_label, opts.object_name))