diff --git a/LCU/Maintenance/MDB_tools/test/t_station_tests_watchdog.py b/LCU/Maintenance/MDB_tools/test/t_station_tests_watchdog.py
index 5a98f5ff84e82f14c7b5a6bb7ca4238a3f12020e..387be781937182a558a50c3a01003ed66aadc465 100644
--- a/LCU/Maintenance/MDB_tools/test/t_station_tests_watchdog.py
+++ b/LCU/Maintenance/MDB_tools/test/t_station_tests_watchdog.py
@@ -15,10 +15,9 @@ class TestStationTestsWatchdog(unittest.TestCase):
 
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.mdb_client')
     def test_on_created_event_read_test_file(self, mock_mdb_client):
-
         event = ('UNUSED', 'IN_CLOSE_WRITE', self.mock_path, self.mock_filename)
 
-        handle_inotify_event_create_file(event,  self.mock_filename, self.mock_address )
+        handle_inotify_event_create_file(event, self.mock_filename, self.mock_address)
 
         mock_mdb_client.read_stationtest_rtsm_output_to_dict.assert_called_with(self.mock_path +
                                                                                 '/' +
@@ -26,15 +25,15 @@ class TestStationTestsWatchdog(unittest.TestCase):
 
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.mdb_client')
     def test_on_created_event_send_test_file_content(self, mock_mdb_client):
-
         event = ('UNUSED', 'IN_CLOSE_WRITE', self.mock_path, self.mock_filename)
 
         mock_mdb_client.read_stationtest_rtsm_output_to_dict.return_value = self.mock_content
 
         handle_inotify_event_create_file(event, self.mock_filename, self.mock_address)
 
-        mock_mdb_client.send_stationtest_rtsm_content_to_address.assert_called_with(self.mock_address,
-                                                                                    self.mock_content)
+        mock_mdb_client.send_stationtest_rtsm_content_to_address.assert_called_with(
+            self.mock_address,
+            self.mock_content)
 
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.mdb_client')
     def test_on_created_event_wrong_expected_name_not_send_test_file_content(self, mock_mdb_client):
@@ -85,20 +84,20 @@ class TestStationTestsWatchdog(unittest.TestCase):
 
         mock_mdb_client.send_stationtest_rtsm_content_to_address.assert_not_called()
 
-
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.'
-       'handle_inotify_event_create_file')
+           'handle_inotify_event_create_file')
     def test_main_wait_event_loop_unexpected_exception_keyboard_interrupt(self,
-                                                             handle_inotify_event_create_file_mock):
+                                                            handle_inotify_event_create_file_mock):
         active_watch_time = 3
         test_event = ('_', 'fake_type', 'fake_path', 'fake_file')
         observer_mock = MagicMock()
         observer_mock.event_gen.return_value = [test_event]
         handle_inotify_event_create_file_mock.side_effect = [[], Exception(), KeyboardInterrupt()]
 
-        self.assertTrue(main_wait_event_loop(observer_mock, 'fake_name', self.mock_address, active_watch_time))
-        handle_inotify_event_create_file_mock.assert_has_calls([call(test_event, 'fake_name', self.mock_address)] * 3)
-
+        self.assertTrue(
+            main_wait_event_loop(observer_mock, 'fake_name', self.mock_address, active_watch_time))
+        handle_inotify_event_create_file_mock.assert_has_calls(
+            [call(test_event, 'fake_name', self.mock_address)] * 3)
 
     @patch('inotify.adapters.Inotify')
     def test_instantiate_file_creation_event_observer(self, inotify_mock):
@@ -110,7 +109,6 @@ class TestStationTestsWatchdog(unittest.TestCase):
         instantiate_file_creation_event_observer(mock_path)
         inotify_object_partial_mock.add_watch.assert_called_with(mock_path)
 
-
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.'
            'setup_command_argument_parser')
     def test_get_settings_from_command_arguments(self, mock_setup_argument_parser):
@@ -123,7 +121,6 @@ class TestStationTestsWatchdog(unittest.TestCase):
         mock_setup_argument_parser.assert_called()
         argument_parser.parse_args.assert_called()
 
-
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.'
            'setup_logging_framework')
     def test_apply_global_settings_set_verbose_logging(self, mock_setup_logging_framework):
@@ -134,7 +131,6 @@ class TestStationTestsWatchdog(unittest.TestCase):
 
         mock_setup_logging_framework.assert_called_with(logging.DEBUG)
 
-
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.'
            'setup_logging_framework')
     def test_apply_global_settings_do_not_set_verbose_logging(self, mock_setup_logging_framework):
@@ -145,7 +141,6 @@ class TestStationTestsWatchdog(unittest.TestCase):
 
         mock_setup_logging_framework.assert_not_called()
 
-
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.'
            'main_wait_event_loop')
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.'
@@ -153,7 +148,6 @@ class TestStationTestsWatchdog(unittest.TestCase):
     def test_station_tests_watchdog(self,
                                     mock_instantiate_file_creation_event_observer,
                                     mock_main_wait_event_loop):
-
         mock_arguments = [self.mock_path, self.mock_filename, '--addr', self.mock_address]
 
         mock_observer = MagicMock()
@@ -165,7 +159,6 @@ class TestStationTestsWatchdog(unittest.TestCase):
         mock_main_wait_event_loop.assert_called_with(mock_observer, self.mock_filename,
                                                      self.mock_address, MAIN_LOOP_WAIT_TIME)
 
-
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.'
            'main_wait_event_loop')
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.'
@@ -184,7 +177,6 @@ class TestStationTestsWatchdog(unittest.TestCase):
         mock_main_wait_event_loop.assert_called_with(mock_observer, self.mock_filename,
                                                      self.mock_address, MAIN_LOOP_WAIT_TIME)
 
-
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.'
            'sys')
     @patch('lofar.maintenance.utils.cli.station_tests_watchdog.'
@@ -198,7 +190,6 @@ class TestStationTestsWatchdog(unittest.TestCase):
                                         mock_main_wait_event_loop,
                                         mock_logging,
                                         partial_mock_sys):
-
         mock_arguments = [self.mock_path, self.mock_filename, '--addr', self.mock_address]
         partial_mock_sys.argv = mock_arguments
         mock_observer = MagicMock()