--- a/mozglue/linker/tests/run_test_zip.py
+++ b/mozglue/linker/tests/run_test_zip.py
@@ -4,18 +4,20 @@
 # http://creativecommons.org/publicdomain/zero/1.0/
 
 import buildconfig
 import mozpack.path as mozpath
 import mozunit
 import subprocess
 import unittest
 
+
 class TestZip(unittest.TestCase):
     def test_zip(self):
         srcdir = mozpath.dirname(__file__)
         relsrcdir = mozpath.relpath(srcdir, buildconfig.topsrcdir)
         test_bin = mozpath.join(buildconfig.topobjdir, relsrcdir,
                                 'TestZip' + buildconfig.substs['BIN_SUFFIX'])
         self.assertEqual(0, subprocess.call([test_bin, srcdir]))
 
+
 if __name__ == '__main__':
     mozunit.main()