Allow DjangoObjectType to have default meta

graphene_django/tests/test_types.py

@@ -4,7 +4,7 @@
 from graphene.relay import Node
 
 from .. import registry
-from ..types import DjangoObjectType
+from ..types import DjangoObjectType, DjangoObjectTypeOptions
 from .models import Article as ArticleModel
 from .models import Reporter as ReporterModel
 
@@ -67,6 +67,26 @@ def test_django_objecttype_with_node_have_correct_fields():
     assert list(fields.keys()) == ['id', 'headline', 'pub_date', 'reporter', 'editor', 'lang', 'importance']
 
 
+def test_django_objecttype_with_custom_meta():
+    class ArticleTypeOptions(DjangoObjectTypeOptions):
+        '''Article Type Options'''
+
+    class ArticleType(DjangoObjectType):
+        class Meta:
+            abstract = True
+
+        @classmethod
+        def __init_subclass_with_meta__(cls, _meta=None, **options):
+            _meta = ArticleTypeOptions(cls)
+            super(ArticleType, cls).__init_subclass_with_meta__(_meta=_meta, **options)
+
+    class Article(ArticleType):
+        class Meta:
+            model = ArticleModel
+
+    assert isinstance(Article._meta, ArticleTypeOptions)
+
+
 def test_schema_representation():
     expected = """
 schema {

graphene_django/types.py

@@ -45,7 +45,7 @@ class DjangoObjectType(ObjectType):
     @classmethod
     def __init_subclass_with_meta__(cls, model=None, registry=None, skip_registry=False,
                                     only_fields=(), exclude_fields=(), filter_fields=None, connection=None,
-                                    connection_class=None, use_connection=None, interfaces=(), **options):
+                                    connection_class=None, use_connection=None, interfaces=(), _meta=None, **options):
         assert is_valid_django_model(model), (
             'You need to pass a valid Django Model in {}.Meta, received "{}".'
         ).format(cls.__name__, model)
@@ -82,7 +82,9 @@ def __init_subclass_with_meta__(cls, model=None, registry=None, skip_registry=Fa
                 "The connection must be a Connection. Received {}"
             ).format(connection.__name__)
 
-        _meta = DjangoObjectTypeOptions(cls)
+        if not _meta:
+            _meta = DjangoObjectTypeOptions(cls)
+
         _meta.model = model
         _meta.registry = registry
         _meta.filter_fields = filter_fields