+if hasattr(serializers, "ReadOnlyField"):
+ # rest_framework 3.x
+ IdField = serializers.ReadOnlyField
+else:
+ # rest_framework 2.x
+ IdField = serializers.Field
+
+class NetworkPortsField(serializers.WritableField): # note: maybe just Field in rest_framework 3.x instead of WritableField
+ def to_representation(self, obj):
+ return obj
+
+ def to_internal_value(self, data):
+ return data
+
+class DictionaryField(serializers.WritableField): # note: maybe just Field in rest_framework 3.x instead of WritableField
+ def to_representation(self, obj):
+ return json.dumps(obj)
+
+ def to_internal_value(self, data):
+ return json.loads(data)
+
+class ListField(serializers.WritableField): # note: maybe just Field in rest_framework 3.x instead of WritableField
+ def to_representation(self, obj):
+ return json.dumps(obj)
+
+ def to_internal_value(self, data):
+ return json.loads(data)
+
+class SlicePlusIdSerializer(serializers.ModelSerializer, PlusSerializerMixin):
+ id = IdField()