diff --git a/setup.py b/setup.py
index c73016b..30ea250 100644
--- a/setup.py
+++ b/setup.py
@@ -14,9 +14,10 @@
 # limitations under the License.
 
 import codecs
-import unittest
-from setuptools import setup, Command
 import sys
+import unittest
+
+from setuptools import setup, Command
 
 import yapf