Fix missing type annotations

graphene/types/base.py

@@ -1,6 +1,13 @@
+import six
+
 from ..utils.subclass_with_meta import SubclassWithMeta
 from ..utils.trim_docstring import trim_docstring
 
+if six.PY3:
+    from typing import Type
+else:
+    Type = type
+
 
 class BaseOptions(object):
     name = None  # type: str

graphene/types/scalars.py

@@ -4,6 +4,11 @@ from graphql.language.ast import BooleanValue, FloatValue, IntValue, StringValue
 from .base import BaseOptions, BaseType
 from .unmountedtype import UnmountedType
 
+if six.PY3:
+    from typing import Any
+else:
+    Any = object
+
 
 class ScalarOptions(BaseOptions):
     pass