1 files changed, 1 insertions, 1 deletions
diff --git a/src/util.py b/src/util.py
index 9c8c9d5..d42515b 100644
--- a/src/util.py
+++ b/src/util.py
@@ -98,7 +98,7 @@ def reduce(f, items):
     @return  ¿E?               The output
     '''
     if len(items) < 2:
-        return items
+        return [] if len(items) == 0 else items[0]
     rc = items[0]
     for i in range(1, len(items)):
         rc = f(rc, items[i])