--- a/Allura/allura/model/__init__.py
+++ b/Allura/allura/model/__init__.py
@@ -5,7 +5,7 @@
from .neighborhood import Neighborhood, NeighborhoodFile
from .project import Project, ProjectCategory, ProjectFile, AppConfig, ScheduledMessage
-from .index import ArtifactReference, Shortlink, IndexOp
+from .index import ArtifactReference, Shortlink
from .artifact import Artifact, Message, VersionedArtifact, Snapshot, Feed, AwardFile, Award, AwardGrant
from .discuss import Discussion, Thread, PostHistory, Post, DiscussionAttachment
from .attachments import BaseAttachment