fixed error on no clustering

routes.py

@@ -1296,9 +1296,10 @@ def get_data_raw(man, ref, chrom, startPos, endPos, group_every, num_classes, ev
     #DELETING IMAGES
     if 'clusters' in table:
         clusters = table['clusters']
-        #print "CLUSTERS", clusters
-        filterClusters(clusters, "DEL")
-        appendClusters( man, clusters, chrom )
+        if clusters is not None:
+            print "CLUSTERS", clusters
+            filterClusters(clusters, "DEL")
+            appendClusters( man, clusters, chrom )
 
     print "RETURNING TABLE"
     #print "TABLE", table

static/js/controller.js

@@ -392,13 +392,15 @@ var mainController = function ( $scope, $http, mySharedService ) {
         $scope.vars.order.rows[dfn] = Array.apply(null, Array(data.data_info.num_rows)).map(function(_,i){return i;});
 
 
-        console.log('cluster keys', Object.keys($scope.cluster));
-
-        for ( var c in $scope.cluster ) {
-            console.log('adding cluster', c);
-            $scope.clusterNames.push( c );
-            $scope.vars.order.rows[ c ] = $scope.cluster[ c ].rows.rowsOrder;
-            $scope.vars.order.cols[ c ] = $scope.cluster[ c ].cols.colsOrder;
+        if ( $scope.cluster !== null ) {
+            console.log('cluster keys', Object.keys($scope.cluster));
+
+            for ( var c in $scope.cluster ) {
+                console.log('adding cluster', c);
+                $scope.clusterNames.push( c );
+                $scope.vars.order.rows[ c ] = $scope.cluster[ c ].rows.rowsOrder;
+                $scope.vars.order.cols[ c ] = $scope.cluster[ c ].cols.colsOrder;
+            }
         }
 
         console.log($scope.vars.order.cols);