diff --git a/docs/en_us/developers/source/conf.py b/docs/en_us/developers/source/conf.py
index 5ddf43fc2a..ebe923d233 100644
--- a/docs/en_us/developers/source/conf.py
+++ b/docs/en_us/developers/source/conf.py
@@ -4,8 +4,9 @@
 # pylint: disable=W0212
 # pylint: disable=W0613
 
-import sys, os
+import os
 from path import path
+import sys
 
 on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
 
diff --git a/docs/en_us/platform_api/source/conf.py b/docs/en_us/platform_api/source/conf.py
index f26bc95ef5..9f24a19ae1 100644
--- a/docs/en_us/platform_api/source/conf.py
+++ b/docs/en_us/platform_api/source/conf.py
@@ -4,8 +4,9 @@
 # pylint: disable=W0212
 # pylint: disable=W0613
 
-import sys, os
+import os
 from path import path
+import sys
 
 on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
 
diff --git a/docs/shared/conf.py b/docs/shared/conf.py
index 3a7960b20b..dfedf01ca8 100644
--- a/docs/shared/conf.py
+++ b/docs/shared/conf.py
@@ -21,7 +21,8 @@
 #
 # -----------------------------------------------------------------------------
 
-import sys, os
+import os
+import sys
 
 BASEDIR = os.path.dirname(os.path.abspath(__file__))