fix code quality issues

observation_portal/observations/tests.py

@@ -24,7 +24,6 @@
 
 from unittest.mock import patch
 import copy
-import logging
 
 observation = {
     "request": {
@@ -1097,10 +1096,10 @@ def _add_observation(self, state, time_completed):
         start=datetime(2016,9,5,22,35,39), end=datetime(2016,9,5,23,35,40))
         config_status = ConfigurationStatus.objects.create(observation=observation, configuration=self.requestgroup.requests.first().configurations.first(),
         state=state, instrument_name='xx03', guide_camera_name='xx03')
-        summary = Summary.objects.create(configuration_status=config_status, start=datetime(2016,9,5,22,35,39),
+        Summary.objects.create(configuration_status=config_status, start=datetime(2016,9,5,22,35,39),
         end=datetime(2016,9,5,23,35,40), time_completed=time_completed, state=state)
         return observation
-                   
+
     def test_with_no_obs_command_reports_no_time_used(self):
         command_output = StringIO()
         command_err = StringIO()
@@ -1139,4 +1138,4 @@ def test_with_one_obs_command_reports_dry_run_doesnt_modify_time(self):
         self.assertIn(f'Used {time_used} NORMAL hours, 0 RAPID_RESPONSE hours, and 0 TIME_CRITICAL hours', command_output.getvalue())
         self.assertIn('is different from existing', command_err.getvalue())
         self.time_allocation.refresh_from_db()
-        self.assertEqual(self.time_allocation.std_time_used, 0)
+        self.assertEqual(self.time_allocation.std_time_used, 0)