diff --git a/tools/filters/gff/gff_filter_by_attribute.py b/tools/filters/gff/gff_filter_by_attribute.py
index 605add34023..85d9359662e 100644
--- a/tools/filters/gff/gff_filter_by_attribute.py
+++ b/tools/filters/gff/gff_filter_by_attribute.py
@@ -6,8 +6,9 @@
 from __future__ import division, print_function
 
 import sys
-from json import loads
+
 from ast import Module, parse, walk
+from json import loads
 
 AST_NODE_TYPE_WHITELIST = [
     'Expr', 'Load', 'Str', 'Num', 'BoolOp', 'Compare', 'And', 'Eq', 'NotEq',
@@ -152,6 +153,7 @@ def check_expression( text ):
 
     return True
 
+
 #
 # Helper functions.
 #
diff --git a/tools/filters/gff/gff_filter_by_feature_count.py b/tools/filters/gff/gff_filter_by_feature_count.py
index 8b2ff9446bf..0f1743b04e7 100644
--- a/tools/filters/gff/gff_filter_by_feature_count.py
+++ b/tools/filters/gff/gff_filter_by_feature_count.py
@@ -9,10 +9,11 @@ from __future__ import print_function
 
 import sys
 
+from ast import Module, parse, walk
+
 from bx.intervals.io import GenomicInterval
 
 from galaxy.datatypes.util.gff_util import GFFReaderWrapper
-from ast import Module, parse, walk
 
 AST_NODE_TYPE_WHITELIST = [
     'Expr', 'Load', 'Str', 'Num', 'BoolOp', 'Compare', 'And', 'Eq', 'NotEq',