Django 1.7 and 1.8 compatability

Author: Jacob Foster

graphene_django/optimization.py

@@ -1,7 +1,12 @@
 from collections import namedtuple
 
+try:
+    from django.db.models.fields.reverse_related import ForeignObjectRel
+except ImportError:
+    # Django 1.7 doesn't have the reverse_related distinction
+    from django.db.models.fields.related import ForeignObjectRel
+
 from django.db.models import ForeignKey
-from django.db.models.fields.reverse_related import ForeignObjectRel
 from graphene.utils.str_converters import to_snake_case
 
 from .registry import get_global_registry

graphene_django/types.py

@@ -120,7 +120,7 @@ def is_type_of(cls, root, context, info):
 
     @classmethod
     def get_node(cls, id, context, info):
-        query = cls._meta.model._meta.default_manager
+        query = cls._meta.model._default_manager
         query = optimize_queryset(query, info)
         try:
             return query.get(pk=id)