--- a/__pkginfo__.py	Wed Feb 13 17:05:19 2019 +0100
+++ b/__pkginfo__.py	Wed Feb 13 17:06:17 2019 +0100
@@ -44,7 +44,9 @@
     'Topic :: Software Development :: Libraries :: Python Modules',
 ]
 
-import os.path as osp, subprocess, sys
+import os.path as osp
+import subprocess
+import sys
 from distutils.core import Extension
 
 include_dirs = []

--- a/doc/conf.py	Wed Feb 13 17:05:19 2019 +0100
+++ b/doc/conf.py	Wed Feb 13 17:06:17 2019 +0100
@@ -28,7 +28,8 @@
 # You should have received a copy of the GNU Lesser General Public License along
 # with rql. If not, see <http://www.gnu.org/licenses/>.
 
-import sys, os
+import sys
+import os
 
 # If your extensions are in another directory, add it here. If the directory
 # is relative to the documentation root, use os.path.abspath to make it

--- a/rql/parser.py	Wed Feb 13 17:05:19 2019 +0100
+++ b/rql/parser.py	Wed Feb 13 17:06:17 2019 +0100
@@ -47,7 +47,8 @@
 
 # Begin -- grammar generated by Yapps
 from __future__ import print_function
-import sys, re
+import sys
+import re
 from yapps import runtime
 
 class HerculeScanner(runtime.Scanner):

--- a/rql/rqlgen.py	Wed Feb 13 17:05:19 2019 +0100
+++ b/rql/rqlgen.py	Wed Feb 13 17:06:17 2019 +0100
@@ -202,7 +202,8 @@
     """
     Launch doctest
     """
-    import doctest, sys
+    import doctest
+    import sys
     return doctest.testmod(sys.modules[__name__])