diff --git a/reports/utils.py b/reports/utils.py
index 5c933366..6135ed99 100644
--- a/reports/utils.py
+++ b/reports/utils.py
@@ -73,14 +73,6 @@ def rangeselector_date():
     }
 
 
-def rangeslider():
-    """A range slider.
-    """
-    return {
-
-    }
-
-
 def split_graph_output(output):
     """Split out of a Plotly graph in to html and javascript.
     """