diff --git a/dataset/util.py b/dataset/util.py
index 04313cd..57fec8f 100644
--- a/dataset/util.py
+++ b/dataset/util.py
@@ -113,4 +113,4 @@ def pad_chunk_columns(chunk):
     for record in chunk:
         for column in columns:
             record.setdefault(column, None)
-    return chunk
\ No newline at end of file
+    return chunk