Update test_worker.py

Author: gabriels1234

scheduler/tests/test_worker.py

@@ -2,7 +2,6 @@
 import uuid
 
 from rq.job import Job
-from rq.worker import Worker as RQWorker
 from scheduler.rq_classes import JobExecution, DjangoWorker
 from scheduler.tests.testtools import SchedulerBaseCase
 from scheduler.tools import create_worker
@@ -53,8 +52,9 @@ def test_get_worker_without_custom_job_class(self):
         self.assertTrue(issubclass(worker.job_class, JobExecution))
 
     def test_get_worker_with_custom_worker_class(self):
-
-        worker = create_worker("default", worker_class="scheduler.rq_classes.DjangoWorker")
+        worker = create_worker(
+            "default", worker_class="scheduler.rq_classes.DjangoWorker"
+        )
         self.assertIsInstance(worker, DjangoWorker)
 
     def test_get_worker_with_bad_custom_worker_class(self):
@@ -67,4 +67,4 @@ def test_create_worker_with_rq_worker_class(self):
 
     def test_get_worker_without_custom_worker_class(self):
         worker = create_worker("default")
-        self.assertIsInstance(worker, DjangoWorker)
+        self.assertIsInstance(worker, DjangoWorker)