diff --git a/borgmatic/commands/borgmatic.py b/borgmatic/commands/borgmatic.py
index b3796c6bf..1bf601cb5 100644
--- a/borgmatic/commands/borgmatic.py
+++ b/borgmatic/commands/borgmatic.py
@@ -126,9 +126,7 @@ def run_configuration(config_filename, config, arguments):
     if not encountered_error:
         repo_queue = Queue()
         for repo in location['repositories']:
-            repo_queue.put(
-                (repo, 0),
-            )
+            repo_queue.put((repo, 0),)
 
         while not repo_queue.empty():
             repository_path, retry_num = repo_queue.get()
@@ -153,9 +151,7 @@ def run_configuration(config_filename, config, arguments):
                     '{}: Error running actions for repository'.format(repository_path), error
                 )
                 if retry_num < retries:
-                    repo_queue.put(
-                        (repository_path, retry_num + 1),
-                    )
+                    repo_queue.put((repository_path, retry_num + 1),)
                     logger.warning(f'Retrying.. attempt {retry_num + 1}/{retries}')
                     continue
                 encountered_error = error
diff --git a/borgmatic/config/schema.yaml b/borgmatic/config/schema.yaml
index ae92f9b22..0cc907487 100644
--- a/borgmatic/config/schema.yaml
+++ b/borgmatic/config/schema.yaml
@@ -260,7 +260,7 @@ properties:
             retry_timeout:
                 type: integer
                 description: |
-                    Wait time between retries, to allow transient issues to pass.
+                    Wait time between retries, to allow transient issues to pass
                     Defaults to 0s.
                 example: 10
             temporary_directory:
diff --git a/tests/unit/commands/test_borgmatic.py b/tests/unit/commands/test_borgmatic.py
index 5e67ee9a6..bb81a94d5 100644
--- a/tests/unit/commands/test_borgmatic.py
+++ b/tests/unit/commands/test_borgmatic.py
@@ -184,6 +184,7 @@ def test_run_configuration_bails_for_on_error_hook_soft_failure():
 
     assert results == expected_results
 
+
 def test_run_retries_soft_error():
     # Run action first fails, second passes
     flexmock(module.borg_environment).should_receive('initialize')
@@ -191,119 +192,153 @@ def test_run_retries_soft_error():
     flexmock(module).should_receive('run_actions').and_raise(OSError).and_return([])
     expected_results = [flexmock()]
     flexmock(module).should_receive('make_error_log_records').and_return(expected_results).once()
-    config = {'location': {'repositories': ['foo']}, 'storage': {'retries':1}}
+    config = {'location': {'repositories': ['foo']}, 'storage': {'retries': 1}}
     arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == expected_results
 
+
 def test_run_retries_hard_error():
     # Run action fails twice
     flexmock(module.borg_environment).should_receive('initialize')
     flexmock(module.command).should_receive('execute_hook')
     flexmock(module).should_receive('run_actions').and_raise(OSError).times(2)
     expected_results = [flexmock(), flexmock()]
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[:1]) \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[1:]).twice()
-    config = {'location': {'repositories': ['foo']}, 'storage': {'retries':1}}
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(expected_results[:1]).with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(
+        expected_results[1:]
+    ).twice()
+    config = {'location': {'repositories': ['foo']}, 'storage': {'retries': 1}}
     arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == expected_results
 
+
 def test_run_repos_ordered():
     flexmock(module.borg_environment).should_receive('initialize')
     flexmock(module.command).should_receive('execute_hook')
     flexmock(module).should_receive('run_actions').and_raise(OSError).times(2)
     expected_results = [flexmock(), flexmock()]
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[:1]).ordered() 
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('bar: Error running actions for repository', OSError).and_return(expected_results[1:]).ordered()
-    config = {'location': {'repositories': ['foo','bar']}}
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(expected_results[:1]).ordered()
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'bar: Error running actions for repository', OSError
+    ).and_return(expected_results[1:]).ordered()
+    config = {'location': {'repositories': ['foo', 'bar']}}
     arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == expected_results
 
+
 def test_run_retries_round_robbin():
     flexmock(module.borg_environment).should_receive('initialize')
     flexmock(module.command).should_receive('execute_hook')
     flexmock(module).should_receive('run_actions').and_raise(OSError).times(4)
     expected_results = [flexmock(), flexmock(), flexmock(), flexmock()]
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[0:1]).ordered() 
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('bar: Error running actions for repository', OSError).and_return(expected_results[1:2]).ordered()
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[2:3]).ordered() 
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('bar: Error running actions for repository', OSError).and_return(expected_results[3:4]).ordered()
-    config = {'location': {'repositories': ['foo','bar']}, 'storage': {'retries':1}}
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(expected_results[0:1]).ordered()
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'bar: Error running actions for repository', OSError
+    ).and_return(expected_results[1:2]).ordered()
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(expected_results[2:3]).ordered()
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'bar: Error running actions for repository', OSError
+    ).and_return(expected_results[3:4]).ordered()
+    config = {'location': {'repositories': ['foo', 'bar']}, 'storage': {'retries': 1}}
     arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == expected_results
 
+
 def test_run_retries_one_passes():
     flexmock(module.borg_environment).should_receive('initialize')
     flexmock(module.command).should_receive('execute_hook')
-    flexmock(module).should_receive('run_actions').and_raise(OSError).and_raise(OSError).and_return([]).and_raise(OSError).times(4)
+    flexmock(module).should_receive('run_actions').and_raise(OSError).and_raise(OSError).and_return(
+        []
+    ).and_raise(OSError).times(4)
     expected_results = [flexmock(), flexmock(), flexmock()]
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[0:1]).ordered()
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('bar: Error running actions for repository', OSError).and_return(expected_results[1:2]).ordered()
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('bar: Error running actions for repository', OSError).and_return(expected_results[2:3]).ordered()
-    config = {'location': {'repositories': ['foo','bar']}, 'storage': {'retries':1}}
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(expected_results[0:1]).ordered()
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'bar: Error running actions for repository', OSError
+    ).and_return(expected_results[1:2]).ordered()
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'bar: Error running actions for repository', OSError
+    ).and_return(expected_results[2:3]).ordered()
+    config = {'location': {'repositories': ['foo', 'bar']}, 'storage': {'retries': 1}}
     arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == expected_results
 
+
 def test_run_retry_timeout():
     flexmock(module.borg_environment).should_receive('initialize')
     flexmock(module.command).should_receive('execute_hook')
     flexmock(module).should_receive('run_actions').and_raise(OSError).times(4)
     expected_results = [flexmock(), flexmock(), flexmock(), flexmock()]
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[0:1]).ordered()
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(expected_results[0:1]).ordered()
 
     flexmock(time).should_receive('sleep').with_args(10).and_return().ordered()
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[1:2]).ordered()
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(expected_results[1:2]).ordered()
 
     flexmock(time).should_receive('sleep').with_args(20).and_return().ordered()
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[2:3]).ordered() 
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(expected_results[2:3]).ordered()
 
     flexmock(time).should_receive('sleep').with_args(30).and_return().ordered()
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[3:4]).ordered()
-    config = {'location': {'repositories': ['foo']}, 'storage': {'retries':3, 'retry_timeout':10}}
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(expected_results[3:4]).ordered()
+    config = {'location': {'repositories': ['foo']}, 'storage': {'retries': 3, 'retry_timeout': 10}}
     arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == expected_results
 
+
 def test_run_retries_timeout_multiple_repos():
     flexmock(module.borg_environment).should_receive('initialize')
     flexmock(module.command).should_receive('execute_hook')
-    flexmock(module).should_receive('run_actions').and_raise(OSError).and_raise(OSError).and_return([]).and_raise(OSError).times(4)
+    flexmock(module).should_receive('run_actions').and_raise(OSError).and_raise(OSError).and_return(
+        []
+    ).and_raise(OSError).times(4)
     expected_results = [flexmock(), flexmock(), flexmock()]
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('foo: Error running actions for repository', OSError).and_return(expected_results[0:1]).ordered()
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('bar: Error running actions for repository', OSError).and_return(expected_results[1:2]).ordered()
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'foo: Error running actions for repository', OSError
+    ).and_return(expected_results[0:1]).ordered()
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'bar: Error running actions for repository', OSError
+    ).and_return(expected_results[1:2]).ordered()
 
     # Sleep before retrying foo (and passing)
     flexmock(time).should_receive('sleep').with_args(10).and_return().ordered()
-    
+
     # Sleep before retrying bar (and failing)
     flexmock(time).should_receive('sleep').with_args(10).and_return().ordered()
-    flexmock(module).should_receive('make_error_log_records') \
-                        .with_args('bar: Error running actions for repository', OSError).and_return(expected_results[2:3]).ordered()
-    config = {'location': {'repositories': ['foo','bar']}, 'storage': {'retries':1, 'retry_timeout':10}}
+    flexmock(module).should_receive('make_error_log_records').with_args(
+        'bar: Error running actions for repository', OSError
+    ).and_return(expected_results[2:3]).ordered()
+    config = {
+        'location': {'repositories': ['foo', 'bar']},
+        'storage': {'retries': 1, 'retry_timeout': 10},
+    }
     arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == expected_results
 
+
 def test_load_configurations_collects_parsed_configurations():
     configuration = flexmock()
     other_configuration = flexmock()