diff --git a/tests/local/test_library.py b/tests/local/test_library.py
index 3cfcb49a..831b8605 100644
--- a/tests/local/test_library.py
+++ b/tests/local/test_library.py
@@ -4,6 +4,7 @@ import os
 import shutil
 import tempfile
 import unittest
+
 import mock
 
 import pykka