Py3k / lint fixes.

Author: tseaver

gcloud/bigquery/dataset.py

@@ -290,9 +290,9 @@ def _parse_access_grants(self, access):
         for grant in access:
             grant = grant.copy()
             role = grant.pop('role')
-            entity_type, entity_id = grant.items()[0]
+            entity_type, entity_id = list(grant.items())[0]
             result.append(
-                AccessGrant(role, entity_type, grant[entity_type]))
+                AccessGrant(role, entity_type, entity_id))
         return result
 
     def _set_properties(self, api_response):

gcloud/bigquery/test_dataset.py

@@ -81,7 +81,7 @@ def _verifyAccessGrants(self, access_grants, resource):
             role = r_grant.pop('role')
             self.assertEqual(a_grant.role, role)
             self.assertEqual(len(r_grant), 1)
-            entity_type, entity_id = r_grant.items()[0]
+            entity_type, entity_id = list(r_grant.items())[0]
             self.assertEqual(a_grant.entity_type, entity_type)
             self.assertEqual(a_grant.entity_id, entity_id)