diff -r 6ebd9c40b2be -r 94ffe74e6895 py_ext/PythonFileCTNMixin.py
--- a/py_ext/PythonFileCTNMixin.py	Mon Aug 14 21:09:48 2017 +0300
+++ b/py_ext/PythonFileCTNMixin.py	Mon Aug 14 21:20:32 2017 +0300
@@ -23,7 +23,8 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
-import os, re
+import os
+import re
 from lxml import etree
 import util.paths as paths