5 files changed, 3 insertions, 14 deletions
diff --git a/src/tests/helper.py b/src/tests/helper.py
index a7e4f201c..f7033148a 100644
--- a/src/tests/helper.py
+++ b/src/tests/helper.py
@@ -13,13 +13,10 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-#
 
 import sys
 import importlib.util
 
-
 def prepare_module(file_path='', module_name=''):
     spec = importlib.util.spec_from_file_location(module_name, file_path)
     module = importlib.util.module_from_spec(spec)
diff --git a/src/tests/test_config_parser.py b/src/tests/test_config_parser.py
index 5b922e2dd..6e0a071f8 100644
--- a/src/tests/test_config_parser.py
+++ b/src/tests/test_config_parser.py
@@ -15,11 +15,9 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import os
-import tempfile
-import unittest
+import vyos.configtree
 
 from unittest import TestCase
-import vyos.configtree
 
 class TestConfigParser(TestCase):
     def setUp(self):
diff --git a/src/tests/test_find_device_file.py b/src/tests/test_find_device_file.py
index 8cf50b32d..43c80dc76 100755
--- a/src/tests/test_find_device_file.py
+++ b/src/tests/test_find_device_file.py
@@ -14,9 +14,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-import unittest
 from unittest import TestCase
-
 from vyos.util import find_device_file
 
 class TestDeviceFile(TestCase):
diff --git a/src/tests/test_util.py b/src/tests/test_util.py
index 09bf947b8..f7405cbde 100644
--- a/src/tests/test_util.py
+++ b/src/tests/test_util.py
@@ -14,10 +14,8 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-import unittest
 from unittest import TestCase
-
-import vyos.util
+from vyos.util import mangle_dict_keys
 
 
 class TestVyOSUtil(TestCase):
@@ -27,6 +25,6 @@ class TestVyOSUtil(TestCase):
     def test_key_mangline(self):
         data = {"foo-bar": {"baz-quux": None}}
         expected_data = {"foo_bar": {"baz_quux": None}}
-        new_data = vyos.util.mangle_dict_keys(data, '-', '_')
+        new_data = mangle_dict_keys(data, '-', '_')
         self.assertEqual(new_data, expected_data)
 
diff --git a/src/tests/test_vyos_dict_search.py b/src/tests/test_vyos_dict_search.py
index ef338d46f..cba6562da 100644
--- a/src/tests/test_vyos_dict_search.py
+++ b/src/tests/test_vyos_dict_search.py
@@ -14,9 +14,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-import unittest
 from unittest import TestCase
-
 from vyos.util import vyos_dict_search
 
 data = {