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Fix nested model serializer base class
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0c15b97b33
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@ -368,6 +368,7 @@ class ModelSerializer(Serializer):
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models.TimeField: TimeField,
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models.URLField: URLField,
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}
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nested_class = None # We fill this in at the end of this module.
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_options_class = ModelSerializerOptions
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@ -454,7 +455,7 @@ class ModelSerializer(Serializer):
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Note that model_field will be `None` for reverse relationships.
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"""
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class NestedModelSerializer(ModelSerializer):
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class NestedModelSerializer(self.nested_class):
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class Meta:
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model = related_model
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depth = self.opts.depth - 1
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@ -694,3 +695,7 @@ class HyperlinkedModelSerializer(ModelSerializer):
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'app_label': model._meta.app_label,
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'model_name': model._meta.object_name.lower()
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}
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ModelSerializer.nested_class = ModelSerializer
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HyperlinkedModelSerializer.nested_class = HyperlinkedModelSerializer
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@ -150,13 +150,13 @@ class TestRelationalFieldMappings(TestCase):
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TestSerializer():
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url = HyperlinkedIdentityField(view_name='relationalmodel-detail')
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foreign_key = NestedModelSerializer(read_only=True):
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id = IntegerField(label='ID', read_only=True)
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url = HyperlinkedIdentityField(view_name='foreignkeytargetmodel-detail')
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name = CharField(max_length=100)
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one_to_one = NestedModelSerializer(read_only=True):
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id = IntegerField(label='ID', read_only=True)
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url = HyperlinkedIdentityField(view_name='onetoonetargetmodel-detail')
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name = CharField(max_length=100)
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many_to_many = NestedModelSerializer(many=True, read_only=True):
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id = IntegerField(label='ID', read_only=True)
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url = HyperlinkedIdentityField(view_name='manytomanytargetmodel-detail')
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name = CharField(max_length=100)
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""")
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self.assertEqual(repr(TestSerializer()), expected)
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