diff --git a/lib/iris/__init__.py b/lib/iris/__init__.py
index d065597294..e1b764fa56 100644
--- a/lib/iris/__init__.py
+++ b/lib/iris/__init__.py
@@ -85,6 +85,8 @@ def callback(cube, field, filename):
 
 """
 
+# pointless extra line
+
 import contextlib
 import glob
 import itertools