Updated QueryCondenser library

2013-11-25 17:07:54 +13:00
parent 10a34f2b69
commit f446c8ed33
1 changed files with 3 additions and 0 deletions
@@ -135,6 +135,9 @@ class MergeTransformer(Transformer):
    def _merge(self, nodes, depth = 0):
        Logr.debug(str('\t' * depth) + str(nodes))

+        if not len(nodes):
+            return []
+
        top = nodes[0]

        # Merge into top