diff --git a/lib/xos-genx/xos-genx-tests/test_jinja2_django.py b/lib/xos-genx/xos-genx-tests/test_jinja2_django.py
index ab47443..108ae4e 100644
--- a/lib/xos-genx/xos-genx-tests/test_jinja2_django.py
+++ b/lib/xos-genx/xos-genx-tests/test_jinja2_django.py
@@ -1,4 +1,3 @@
-
 # Copyright 2017-present Open Networking Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -17,103 +16,70 @@
 import unittest
 from xosgenx.jinja2_extensions.django import *
 
+
 class Jinja2BaseTests(unittest.TestCase):
     def test_xproto_optioned_fields_to_list(self):
 
         fields = [
-            {
-                'name': 'has_feedback_1',
-                'options': {
-                    'feedback_state': 'True',
-                }
-            },
-            {
-                'name': 'has_feedback_2',
-                'options': {
-                    'feedback_state': 'True',
-                }
-            },
-            {
-                'name': 'no_feedback',
-                'options': {
-                    'feedback_state': 'False',
-                }
-            }
+            {"name": "has_feedback_1", "options": {"feedback_state": "True"}},
+            {"name": "has_feedback_2", "options": {"feedback_state": "True"}},
+            {"name": "no_feedback", "options": {"feedback_state": "False"}},
         ]
 
-        res = xproto_optioned_fields_to_list(fields, 'feedback_state', 'True')
+        res = xproto_optioned_fields_to_list(fields, "feedback_state", "True")
         self.assertEqual(res, ["has_feedback_1", "has_feedback_2"])
 
     def test_xproto_required_to_django(self):
-        field = {
-            'name': 'foo',
-            'options': {
-                'modifier': 'required'
-            }
-        }
+        field = {"name": "foo", "options": {"modifier": "required"}}
 
         res = map_xproto_to_django(field)
-        self.assertEqual(res, {'blank': False, 'null': False})
+        self.assertEqual(res, {"blank": False, "null": False})
 
     def test_xproto_optional_to_django(self):
-        field = {
-            'name': 'foo',
-            'options': {
-                'modifier': 'optional'
-            }
-        }
+        field = {"name": "foo", "options": {"modifier": "optional"}}
 
         res = map_xproto_to_django(field)
-        self.assertEqual(res, {'blank': True, 'null': True})
-
+        self.assertEqual(res, {"blank": True, "null": True})
 
     def test_map_xproto_to_django(self):
 
         options = {
-            'help_text': 'bar',
-            'default': 'default_value',
-            'null':  True,
-            'db_index': False,
-            'blank': False,
-            'min_value': 16,
-            'max_value': 16
+            "help_text": "bar",
+            "default": "default_value",
+            "null": True,
+            "db_index": False,
+            "blank": False,
+            "min_value": 16,
+            "max_value": 16,
         }
 
-        field = {
-            'name': 'foo',
-            'options': options
-        }
+        field = {"name": "foo", "options": options}
 
         res = map_xproto_to_django(field)
         self.assertEqual(res, options)
 
     def test_format_options_string(self):
 
-        options = {
-            'null':  True,
-            'min_value': 16,
-            'max_value': 16
-        }
+        options = {"null": True, "min_value": 16, "max_value": 16}
 
         res = format_options_string(options)
-        self.assertEqual(res, "null = True, validators=[MaxValueValidator(16), MinValueValidator(16)]")
+        self.assertEqual(
+            res,
+            "null = True, validators=[MaxValueValidator(16), MinValueValidator(16)]",
+        )
 
-        options = {
-            'min_value': 16,
-            'max_value': 16
-        }
+        options = {"min_value": 16, "max_value": 16}
 
         res = format_options_string(options)
-        self.assertEqual(res, "validators=[MaxValueValidator(16), MinValueValidator(16)]")
+        self.assertEqual(
+            res, "validators=[MaxValueValidator(16), MinValueValidator(16)]"
+        )
 
-        options = {
-            'null': True,
-        }
+        options = {"null": True}
 
         res = format_options_string(options)
         self.assertEqual(res, "null = True")
 
-if __name__ == '__main__':
+
+if __name__ == "__main__":
     unittest.main()
-
-