chore: fix lint issues

Author: TheKevJames

coveralls/api.py

@@ -97,10 +97,10 @@ def load_config_from_buildkite():
 
     @staticmethod
     def load_config_from_circle():
-        number = os.environ.get(
-            'CIRCLE_WORKFLOW_ID') or os.environ.get('CIRCLE_BUILD_NUM')
-        pr = (os.environ.get('CI_PULL_REQUEST') or "").split("/")[-1] or None
-        job = os.environ.get('CIRCLE_NODE_INDEX') or None
+        number = (os.environ.get('CIRCLE_WORKFLOW_ID')
+                  or os.environ.get('CIRCLE_BUILD_NUM'))
+        pr = (os.environ.get('CI_PULL_REQUEST') or '').split('/')[-1] or None
+        job = os.environ.get('CIRCLE_NODE_INDEX')
         return 'circleci', job, number, pr
 
     def load_config_from_github(self):

tests/api/configuration_test.py

@@ -128,7 +128,8 @@ def test_circleci_singular_no_config(self):
     def test_circleci_parallel_no_config(self):
         cover = Coveralls(repo_token='xxx')
         assert cover.config['service_name'] == 'circleci'
-        assert cover.config['service_number'] == '0ea2c0f7-4e56-4a94-bf77-bfae6bdbf80a'
+        assert cover.config['service_number'] == (
+            '0ea2c0f7-4e56-4a94-bf77-bfae6bdbf80a')
         assert cover.config['service_job_id'] == '15'
 
     @mock.patch.dict(