diff --git a/distributedcloud-client/.pylintrc b/distributedcloud-client/.pylintrc
index 60b7b79..3d25182 100644
--- a/distributedcloud-client/.pylintrc
+++ b/distributedcloud-client/.pylintrc
@@ -29,14 +29,22 @@ load-plugins=
 # https://pylint.readthedocs.io/en/latest/user_guide/output.html#source-code-analysis-section
 # R detect Refactor for a "good practice" metric violation
 # W detect Warning for stylistic problems, or minor programming issues
-disable=R,
-        broad-except,
+disable=broad-except,
         invalid-name,
         missing-class-docstring,
         missing-function-docstring,
         missing-module-docstring,
         protected-access,
+        too-few-public-methods,
+        too-many-ancestors,
+        too-many-arguments,
+        too-many-branches,
+        too-many-instance-attributes,
         too-many-lines,
+        too-many-locals,
+        too-many-public-methods,
+        too-many-statements,
+        duplicate-code,
 
 [REPORTS]
 # Set the output format. Available formats are text, parseable, colorized, msvs
diff --git a/distributedcloud-client/dcmanagerclient/api/base.py b/distributedcloud-client/dcmanagerclient/api/base.py
index fd84988..b7c9c36 100644
--- a/distributedcloud-client/dcmanagerclient/api/base.py
+++ b/distributedcloud-client/dcmanagerclient/api/base.py
@@ -21,7 +21,7 @@ from bs4 import BeautifulSoup
 from dcmanagerclient import exceptions
 
 
-class Resource(object):
+class Resource:
     # This will be overridden by the actual resource
     resource_name = "Something"
 
@@ -140,14 +140,14 @@ class Subcloud(Resource):
     @classmethod
     def from_payloads(cls, manager, payloads):
         """Returns a list of class instances from a payload list."""
-        subclouds = list()
+        subclouds = []
         for payload in payloads:
             subcloud = cls.from_payload(manager, payload)
             subclouds.append(subcloud)
         return subclouds
 
 
-class ResourceManager(object):
+class ResourceManager:
     resource_class = None
 
     def __init__(self, http_client):
@@ -236,5 +236,4 @@ def get_json(response):
     json_field_or_function = getattr(response, "json", None)
     if callable(json_field_or_function):
         return response.json()
-    else:
-        return json.loads(response.content)
+    return json.loads(response.content)
diff --git a/distributedcloud-client/dcmanagerclient/api/httpclient.py b/distributedcloud-client/dcmanagerclient/api/httpclient.py
index 056d9f6..f26e849 100644
--- a/distributedcloud-client/dcmanagerclient/api/httpclient.py
+++ b/distributedcloud-client/dcmanagerclient/api/httpclient.py
@@ -42,7 +42,7 @@ def log_request(func):
     return decorator
 
 
-class HTTPClient(object):
+class HTTPClient:
     def __init__(
         self,
         base_url,
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/client.py b/distributedcloud-client/dcmanagerclient/api/v1/client.py
index 2e6279a..93c69f8 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/client.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/client.py
@@ -45,7 +45,7 @@ from dcmanagerclient.api.v1 import system_peer_manager as sp
 _DEFAULT_DCMANAGER_URL = "http://localhost:8119/v1.0"
 
 
-class Client(object):
+class Client:
     """Class where the communication from KB to Keystone happens."""
 
     def __init__(
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/fw_update_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/fw_update_manager.py
index 4df4d48..722eee6 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/fw_update_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/fw_update_manager.py
@@ -1,5 +1,5 @@
 # Copyright (c) 2017 Ericsson AB.
-# Copyright (c) 2020-2021 Wind River Systems, Inc.
+# Copyright (c) 2020-2021, 2024 Wind River Systems, Inc.
 # All Rights Reserved.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,12 +16,10 @@
 #
 from dcmanagerclient.api.v1.sw_update_manager import sw_update_manager
 
-SW_UPDATE_TYPE_FIRMWARE = 'firmware'
+SW_UPDATE_TYPE_FIRMWARE = "firmware"
 
 
 class fw_update_manager(sw_update_manager):
 
     def __init__(self, http_client):
-        super(fw_update_manager, self).__init__(
-            http_client,
-            update_type=SW_UPDATE_TYPE_FIRMWARE)
+        super().__init__(http_client, update_type=SW_UPDATE_TYPE_FIRMWARE)
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/kube_rootca_update_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/kube_rootca_update_manager.py
index a8e604f..12d95a6 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/kube_rootca_update_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/kube_rootca_update_manager.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2021 Wind River Systems, Inc.
+# Copyright (c) 2021, 2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -11,7 +11,5 @@ SW_UPDATE_TYPE_KUBE_ROOTCA_UPDATE = "kube-rootca-update"
 class kube_rootca_update_manager(sw_update_manager):
 
     def __init__(self, http_client):
-        super(kube_rootca_update_manager, self).__init__(
-            http_client,
-            update_type=SW_UPDATE_TYPE_KUBE_ROOTCA_UPDATE)
-        self.extra_args = ['subject', 'expiry-date', 'cert-file']
+        super().__init__(http_client, update_type=SW_UPDATE_TYPE_KUBE_ROOTCA_UPDATE)
+        self.extra_args = ["subject", "expiry-date", "cert-file"]
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/kube_upgrade_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/kube_upgrade_manager.py
index 66b696e..a4af8e7 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/kube_upgrade_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/kube_upgrade_manager.py
@@ -1,5 +1,5 @@
 # Copyright (c) 2017 Ericsson AB.
-# Copyright (c) 2020-2021 Wind River Systems, Inc.
+# Copyright (c) 2020-2021, 2024 Wind River Systems, Inc.
 # All Rights Reserved.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License");
@@ -22,7 +22,5 @@ SW_UPDATE_TYPE_KUBERNETES = "kubernetes"
 class kube_upgrade_manager(sw_update_manager):
 
     def __init__(self, http_client):
-        super(kube_upgrade_manager, self).__init__(
-            http_client,
-            update_type=SW_UPDATE_TYPE_KUBERNETES)
-        self.extra_args = ['to-version']
+        super().__init__(http_client, update_type=SW_UPDATE_TYPE_KUBERNETES)
+        self.extra_args = ["to-version"]
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/peer_group_association_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/peer_group_association_manager.py
index 7454e4d..4e4a6de 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/peer_group_association_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/peer_group_association_manager.py
@@ -78,7 +78,7 @@ class peer_group_association_manager(base.ResourceManager):
             self._raise_api_exception(resp)
         json_response_key = get_json(resp)
         json_objects = json_response_key["peer_group_associations"]
-        resource = list()
+        resource = []
         for json_object in json_objects:
             resource.append(self._json_to_resource(json_object))
         return resource
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/phased_subcloud_deploy_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/phased_subcloud_deploy_manager.py
index 7d3bbfd..a5c91c7 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/phased_subcloud_deploy_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/phased_subcloud_deploy_manager.py
@@ -25,16 +25,10 @@ class phased_subcloud_deploy_manager(base.ResourceManager):
         return getattr(self.http_client, method)(url, body, headers)
 
     def _deploy_operation(self, url, body, data, method="post"):
-        fields = dict()
+        fields = {}
         for k, v in body.items():
-            fields.update(
-                {
-                    k: (
-                        v,
-                        open(v, "rb"),
-                    )
-                }
-            )
+            with open(v, "rb") as file:
+                fields.update({k: (v, file)})
         fields.update(data)
         enc = MultipartEncoder(fields=fields)
         headers = {"content-type": enc.content_type}
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/strategy_step_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/strategy_step_manager.py
index d20b628..32c2df2 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/strategy_step_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/strategy_step_manager.py
@@ -47,7 +47,7 @@ class StrategyStep(base.Resource):
 class strategy_step_manager(base.ResourceManager):
 
     def __init__(self, http_client):
-        super(strategy_step_manager, self).__init__(http_client)
+        super().__init__(http_client)
         self.resource_class = StrategyStep
         self.steps_url = "/sw-update-strategy/steps"
         self.response_key = "strategy-steps"
@@ -88,6 +88,6 @@ class strategy_step_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self.build_from_json(json_object))
         return resource
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/subcloud_backup_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/subcloud_backup_manager.py
index d797be0..8280105 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/subcloud_backup_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/subcloud_backup_manager.py
@@ -20,18 +20,11 @@ class subcloud_backup_manager(base.ResourceManager):
         return self.resource_class.from_payload(self, json_object)
 
     def subcloud_backup_create(self, url, files, data):
-
-        fields = dict()
+        fields = {}
         if files:
             for k, v in files.items():
-                fields.update(
-                    {
-                        k: (
-                            v,
-                            open(v, "rb"),
-                        )
-                    }
-                )
+                with open(v, "rb") as file:
+                    fields.update({k: (v, file)})
         fields.update(data)
         enc = MultipartEncoder(fields=fields)
         headers = {"content-type": enc.content_type}
@@ -47,8 +40,7 @@ class subcloud_backup_manager(base.ResourceManager):
         return resource
 
     def subcloud_backup_delete(self, url, data):
-
-        fields = dict()
+        fields = {}
         fields.update(data)
         enc = MultipartEncoder(fields=fields)
         headers = {"content-type": enc.content_type}
@@ -61,18 +53,11 @@ class subcloud_backup_manager(base.ResourceManager):
         return None
 
     def subcloud_backup_restore(self, url, files, data):
-
-        fields = dict()
+        fields = {}
         if files:
             for k, v in files.items():
-                fields.update(
-                    {
-                        k: (
-                            v,
-                            open(v, "rb"),
-                        )
-                    }
-                )
+                with open(v, "rb") as file:
+                    fields.update({k: (v, file)})
         fields.update(data)
         enc = MultipartEncoder(fields=fields)
         headers = {"content-type": enc.content_type}
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/subcloud_deploy_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/subcloud_deploy_manager.py
index 8bdd160..dd19363 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/subcloud_deploy_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/subcloud_deploy_manager.py
@@ -21,11 +21,16 @@ from dcmanagerclient.api.base import get_json
 
 
 class SubcloudDeploy(base.Resource):
-    resource_name = 'subcloud_deploy'
+    resource_name = "subcloud_deploy"
 
-    def __init__(self, deploy_playbook=None, deploy_overrides=None,
-                 deploy_chart=None, prestage_images=None,
-                 software_version=None):
+    def __init__(
+        self,
+        deploy_playbook=None,
+        deploy_overrides=None,
+        deploy_chart=None,
+        prestage_images=None,
+        software_version=None,
+    ):
         self.deploy_playbook = deploy_playbook
         self.deploy_overrides = deploy_overrides
         self.deploy_chart = deploy_chart
@@ -37,17 +42,22 @@ class subcloud_deploy_manager(base.ResourceManager):
     resource_class = SubcloudDeploy
 
     def _process_json_response(self, json_object):
-        resource = list()
-        deploy_playbook = json_object.get('deploy_playbook')
-        deploy_overrides = json_object.get('deploy_overrides')
-        deploy_chart = json_object.get('deploy_chart')
-        prestage_images = json_object.get('prestage_images')
-        software_version = json_object.get('software_version')
+        resource = []
+        deploy_playbook = json_object.get("deploy_playbook")
+        deploy_overrides = json_object.get("deploy_overrides")
+        deploy_chart = json_object.get("deploy_chart")
+        prestage_images = json_object.get("prestage_images")
+        software_version = json_object.get("software_version")
 
         resource.append(
-            self.resource_class(deploy_playbook, deploy_overrides,
-                                deploy_chart, prestage_images,
-                                software_version))
+            self.resource_class(
+                deploy_playbook,
+                deploy_overrides,
+                deploy_chart,
+                prestage_images,
+                software_version,
+            )
+        )
 
         return resource
 
@@ -56,17 +66,18 @@ class subcloud_deploy_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_response_key = get_json(resp)
-        json_object = json_response_key['subcloud_deploy']
+        json_object = json_response_key["subcloud_deploy"]
         resource = self._process_json_response(json_object)
         return resource
 
     def _deploy_upload(self, url, files, data):
-        fields = dict()
+        fields = {}
         for k, v in files.items():
-            fields.update({k: (v, open(v, 'rb'),)})
+            with open(v, "rb") as file:
+                fields.update({k: (v, file)})
         fields.update(data)
         enc = MultipartEncoder(fields=fields)
-        headers = {'content-type': enc.content_type}
+        headers = {"content-type": enc.content_type}
         resp = self.http_client.post(url, enc, headers=headers)
         if resp.status_code != 200:
             self._raise_api_exception(resp)
@@ -78,25 +89,24 @@ class subcloud_deploy_manager(base.ResourceManager):
         resp = self.http_client.delete(url)
         if resp.status_code != 200:
             self._raise_api_exception(resp)
-        return None
 
     def subcloud_deploy_show(self, release):
-        url = '/subcloud-deploy/'
+        url = "/subcloud-deploy/"
         if release:
             url += release
         return self._subcloud_deploy_detail(url)
 
     def subcloud_deploy_upload(self, **kwargs):
-        files = kwargs.get('files')
-        data = kwargs.get('data')
-        url = '/subcloud-deploy/'
+        files = kwargs.get("files")
+        data = kwargs.get("data")
+        url = "/subcloud-deploy/"
         return self._deploy_upload(url, files, data)
 
     def subcloud_deploy_delete(self, release, **kwargs):
-        url = '/subcloud-deploy/'
-        data = kwargs.get('data')
+        url = "/subcloud-deploy/"
+        data = kwargs.get("data")
         if release:
-            url += release + '/'
-        url += '?deployment_files=' + data['deployment_files']
-        url += '&prestage_images=' + data['prestage_images']
+            url += release + "/"
+        url += "?deployment_files=" + data["deployment_files"]
+        url += "&prestage_images=" + data["prestage_images"]
         return self._deploy_delete(url)
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/subcloud_group_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/subcloud_group_manager.py
index 0e4173f..b6808ca 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/subcloud_group_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/subcloud_group_manager.py
@@ -49,7 +49,7 @@ class subcloud_group_manager(base.ResourceManager):
     resource_class = SubcloudGroup
 
     def __init__(self, http_client, subcloud_manager):
-        super(subcloud_group_manager, self).__init__(http_client)
+        super().__init__(http_client)
         self.subcloud_manager = subcloud_manager
 
     def _json_to_resource(self, json_object):
@@ -70,7 +70,7 @@ class subcloud_group_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self._json_to_resource(json_object))
         return resource
 
@@ -80,7 +80,7 @@ class subcloud_group_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self._json_to_resource(json_object))
         return resource
 
@@ -100,7 +100,7 @@ class subcloud_group_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self._json_to_resource(json_object))
         return resource
 
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/subcloud_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/subcloud_manager.py
index 4713a25..977fd92 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/subcloud_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/subcloud_manager.py
@@ -30,16 +30,10 @@ class subcloud_manager(base.ResourceManager):
         return self.resource_class.from_payload(self, json_object)
 
     def subcloud_create(self, url, body, data):
-        fields = dict()
+        fields = {}
         for k, v in body.items():
-            fields.update(
-                {
-                    k: (
-                        v,
-                        open(v, "rb"),
-                    )
-                }
-            )
+            with open(v, "rb") as file:
+                fields.update({k: (v, file)})
         fields.update(data)
         enc = MultipartEncoder(fields=fields)
         headers = {"content-type": enc.content_type}
@@ -47,22 +41,16 @@ class subcloud_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self.json_to_resource(json_object))
         return resource
 
     def subcloud_update(self, url, body, data):
-        fields = dict()
-        if body is not None:
+        fields = {}
+        if body:
             for k, v in body.items():
-                fields.update(
-                    {
-                        k: (
-                            v,
-                            open(v, "rb"),
-                        )
-                    }
-                )
+                with open(v, "rb") as file:
+                    fields.update({k: (v, file)})
         fields.update(data)
         enc = MultipartEncoder(fields=fields)
         headers = {"content-type": enc.content_type}
@@ -70,21 +58,15 @@ class subcloud_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self.json_to_resource(json_object))
         return resource
 
     def subcloud_redeploy(self, url, body, data):
-        fields = dict()
+        fields = {}
         for k, v in body.items():
-            fields.update(
-                {
-                    k: (
-                        v,
-                        open(v, "rb"),
-                    )
-                }
-            )
+            with open(v, "rb") as file:
+                fields.update({k: (v, file)})
         fields.update(data)
         enc = MultipartEncoder(fields=fields)
         headers = {"content-type": enc.content_type}
@@ -92,7 +74,7 @@ class subcloud_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self.json_to_resource(json_object))
         return resource
 
@@ -102,7 +84,7 @@ class subcloud_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self.json_to_resource(json_object))
         if json_object.get("prestage_software_version"):
             resource[0].prestage_software_version = json_object[
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/subcloud_peer_group_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/subcloud_peer_group_manager.py
index 5c72966..e13e4ac 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/subcloud_peer_group_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/subcloud_peer_group_manager.py
@@ -44,7 +44,7 @@ class subcloud_peer_group_manager(base.ResourceManager):
     resource_class = SubcloudPeerGroup
 
     def __init__(self, http_client, subcloud_manager):
-        super(subcloud_peer_group_manager, self).__init__(http_client)
+        super().__init__(http_client)
         self.subcloud_manager = subcloud_manager
 
     def json_to_resource(self, json_object):
@@ -66,7 +66,7 @@ class subcloud_peer_group_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self.json_to_resource(json_object))
         return resource
 
@@ -75,7 +75,7 @@ class subcloud_peer_group_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(json_object)
         return resource
 
@@ -85,7 +85,7 @@ class subcloud_peer_group_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self.json_to_resource(json_object))
         return resource
 
@@ -95,7 +95,7 @@ class subcloud_peer_group_manager(base.ResourceManager):
             self._raise_api_exception(resp)
         json_response_key = get_json(resp)
         json_objects = json_response_key["subcloud_peer_groups"]
-        resource = list()
+        resource = []
         for json_object in json_objects:
             resource.append(self.json_to_resource(json_object))
         return resource
@@ -106,7 +106,7 @@ class subcloud_peer_group_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self.json_to_resource(json_object))
         return resource
 
@@ -116,7 +116,7 @@ class subcloud_peer_group_manager(base.ResourceManager):
             self._raise_api_exception(resp)
         json_response_key = get_json(resp)
         json_objects = json_response_key["subclouds"]
-        resource = list()
+        resource = []
         for json_object in json_objects:
             resource.append(self.subcloud_manager.json_to_resource(json_object))
         return resource
@@ -128,7 +128,7 @@ class subcloud_peer_group_manager(base.ResourceManager):
             self._raise_api_exception(resp)
         json_response_key = get_json(resp)
         json_objects = json_response_key["subclouds"]
-        resource = list()
+        resource = []
         for json_object in json_objects:
             resource.append(self.subcloud_manager.json_to_resource(json_object))
         return resource
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/sw_patch_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/sw_patch_manager.py
index 6c4346e..051a5b4 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/sw_patch_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/sw_patch_manager.py
@@ -1,5 +1,5 @@
 # Copyright (c) 2017 Ericsson AB.
-# Copyright (c) 2017-2023 Wind River Systems, Inc.
+# Copyright (c) 2017-2024 Wind River Systems, Inc.
 # All Rights Reserved.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,12 +16,11 @@
 #
 from dcmanagerclient.api.v1.sw_update_manager import sw_update_manager
 
-SW_UPDATE_TYPE_PATCH = 'patch'
+SW_UPDATE_TYPE_PATCH = "patch"
 
 
 class sw_patch_manager(sw_update_manager):
     def __init__(self, http_client):
-        super(sw_patch_manager, self).__init__(
-            http_client,
-            update_type=SW_UPDATE_TYPE_PATCH,
-            extra_args=['upload-only'])
+        super().__init__(
+            http_client, update_type=SW_UPDATE_TYPE_PATCH, extra_args=["upload-only"]
+        )
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/sw_prestage_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/sw_prestage_manager.py
index 6ac178a..983c1ae 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/sw_prestage_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/sw_prestage_manager.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2022-2023 Wind River Systems, Inc.
+# Copyright (c) 2022-2024 Wind River Systems, Inc.
 # All Rights Reserved.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License");
@@ -15,13 +15,14 @@
 #
 from dcmanagerclient.api.v1.sw_update_manager import sw_update_manager
 
-SW_UPDATE_TYPE_PRESTAGE = 'prestage'
+SW_UPDATE_TYPE_PRESTAGE = "prestage"
 
 
 class sw_prestage_manager(sw_update_manager):
 
     def __init__(self, http_client):
-        super(sw_prestage_manager, self).__init__(
+        super().__init__(
             http_client,
             update_type=SW_UPDATE_TYPE_PRESTAGE,
-            extra_args=['prestage-software-version'])
+            extra_args=["prestage-software-version"],
+        )
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/sw_strategy_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/sw_strategy_manager.py
index 11ef960..5b913af 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/sw_strategy_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/sw_strategy_manager.py
@@ -19,7 +19,7 @@ from dcmanagerclient.api.v1.sw_update_manager import sw_update_manager
 
 class sw_strategy_manager(sw_update_manager):
     def __init__(self, http_client, url="sw-update-strategy"):
-        super(sw_strategy_manager, self).__init__(http_client, update_type=None)
+        super().__init__(http_client, update_type=None)
 
         # Removing strategy type from base class parameters
         self.get_url = f"/{url}"
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/sw_update_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/sw_update_manager.py
index 325aee8..9373914 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/sw_update_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/sw_update_manager.py
@@ -63,7 +63,7 @@ class sw_update_manager(base.ResourceManager):
         url="sw-update-strategy",
         extra_args=None,
     ):
-        super(sw_update_manager, self).__init__(http_client)
+        super().__init__(http_client)
         self.resource_class = resource_class
         self.update_type = update_type
         # create_url is typically /<foo>/
@@ -111,8 +111,7 @@ class sw_update_manager(base.ResourceManager):
                     args_dict[x] = arg
         if args_dict:
             return args_dict
-        else:
-            return None
+        return None
 
     def _build_from_json(self, json_object):
         return self.resource_class(
@@ -133,7 +132,7 @@ class sw_update_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self._build_from_json(json_object))
         return resource
 
@@ -142,7 +141,7 @@ class sw_update_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self._build_from_json(json_object))
         return resource
 
@@ -151,7 +150,7 @@ class sw_update_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self._build_from_json(json_object))
         return resource
 
@@ -161,6 +160,6 @@ class sw_update_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self._build_from_json(json_object))
         return resource
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/sw_update_options_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/sw_update_options_manager.py
index dbbaf75..e364ba6 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/sw_update_options_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/sw_update_options_manager.py
@@ -83,7 +83,7 @@ class sw_update_options_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(
             self.resource_class(
                 self,
@@ -133,7 +133,7 @@ class sw_update_options_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(
             self.resource_class(
                 self,
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/sw_upgrade_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/sw_upgrade_manager.py
index 54379c6..0c7533b 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/sw_upgrade_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/sw_upgrade_manager.py
@@ -22,6 +22,4 @@ SW_UPDATE_TYPE_UPGRADE = "upgrade"
 class sw_upgrade_manager(sw_update_manager):
 
     def __init__(self, http_client):
-        super(sw_upgrade_manager, self).__init__(
-            http_client, update_type=SW_UPDATE_TYPE_UPGRADE
-        )
+        super().__init__(http_client, update_type=SW_UPDATE_TYPE_UPGRADE)
diff --git a/distributedcloud-client/dcmanagerclient/api/v1/system_peer_manager.py b/distributedcloud-client/dcmanagerclient/api/v1/system_peer_manager.py
index d375a3d..f8765ba 100644
--- a/distributedcloud-client/dcmanagerclient/api/v1/system_peer_manager.py
+++ b/distributedcloud-client/dcmanagerclient/api/v1/system_peer_manager.py
@@ -54,7 +54,7 @@ class system_peer_manager(base.ResourceManager):
     resource_class = SystemPeer
 
     def __init__(self, http_client, subcloud_peer_group_manager):
-        super(system_peer_manager, self).__init__(http_client)
+        super().__init__(http_client)
         self.subcloud_peer_group_manager = subcloud_peer_group_manager
 
     def _json_to_resource(self, json_object):
@@ -86,7 +86,7 @@ class system_peer_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self._json_to_resource(json_object))
         return resource
 
@@ -96,7 +96,7 @@ class system_peer_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self._json_to_resource(json_object))
         return resource
 
@@ -106,7 +106,7 @@ class system_peer_manager(base.ResourceManager):
             self._raise_api_exception(resp)
         json_response_key = get_json(resp)
         json_objects = json_response_key["system_peers"]
-        resource = list()
+        resource = []
         for json_object in json_objects:
             resource.append(self._json_to_resource(json_object))
         return resource
@@ -116,7 +116,7 @@ class system_peer_manager(base.ResourceManager):
         if resp.status_code != 200:
             self._raise_api_exception(resp)
         json_object = get_json(resp)
-        resource = list()
+        resource = []
         resource.append(self._json_to_resource(json_object))
         return resource
 
@@ -126,7 +126,7 @@ class system_peer_manager(base.ResourceManager):
             self._raise_api_exception(resp)
         json_response_key = get_json(resp)
         json_objects = json_response_key["subcloud_peer_groups"]
-        resource = list()
+        resource = []
         for json_object in json_objects:
             resource.append(
                 self.subcloud_peer_group_manager.json_to_resource(json_object)
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/alarm_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/alarm_manager.py
index d59b721..c1e360f 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/alarm_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/alarm_manager.py
@@ -50,7 +50,7 @@ class ListAlarmSummary(base.DCManagerLister):
         return basic_format
 
     def get_parser(self, prog_name):
-        parser = super(ListAlarmSummary, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         return parser
 
     def _get_resources(self, parsed_args):
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/base.py b/distributedcloud-client/dcmanagerclient/commands/v1/base.py
index 728b128..c1c769b 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/base.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/base.py
@@ -1,5 +1,5 @@
 # Copyright (c) 2016 Ericsson AB
-# Copyright (c) 2017, 2019, 2021-2022 Wind River Systems, Inc.
+# Copyright (c) 2017, 2019, 2021-2022, 2024 Wind River Systems, Inc.
 # All Rights Reserved
 #
 #    Licensed under the Apache License, Version 2.0 (the "License"); you may
@@ -18,8 +18,8 @@
 
 import abc
 
-from osc_lib.command import command
 import six
+from osc_lib.command import command
 
 
 @six.add_metaclass(abc.ABCMeta)
@@ -49,8 +49,7 @@ class DCManagerLister(command.Lister):
 
         if data:
             return f()[0], data
-        else:
-            return f()
+        return f()
 
 
 @six.add_metaclass(abc.ABCMeta)
@@ -81,8 +80,7 @@ class DCManagerShowOne(command.ShowOne):
 
         if data:
             return (columns[0], data[0])
-        else:
-            return f()
+        return f()
 
 
 @six.add_metaclass(abc.ABCMeta)
@@ -98,15 +96,13 @@ class DCManagerShow(DCManagerLister, DCManagerShowOne):
 
         if self.should_list(parsed_args):
             return DCManagerLister.take_action(self, parsed_args)
-        else:
-            return DCManagerShowOne.take_action(self, parsed_args)
+        return DCManagerShowOne.take_action(self, parsed_args)
 
     def produce_output(self, parsed_args, column_names, data):
         """Overrides method from cliff.Lister/cliff.ShowOne."""
 
         if self.should_list(parsed_args):
-            return DCManagerLister.produce_output(self, parsed_args,
-                                                  column_names, data)
-        else:
-            return DCManagerShowOne.produce_output(self, parsed_args,
-                                                   column_names, data)
+            return DCManagerLister.produce_output(
+                self, parsed_args, column_names, data
+            )
+        return DCManagerShowOne.produce_output(self, parsed_args, column_names, data)
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/fw_update_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/fw_update_manager.py
index f27c868..d87f493 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/fw_update_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/fw_update_manager.py
@@ -16,7 +16,7 @@
 from dcmanagerclient.commands.v1 import sw_update_manager
 
 
-class FwUpdateManagerMixin(object):
+class FwUpdateManagerMixin:
     """This Mixin provides the update manager used for firmware updates."""
 
     def get_sw_update_manager(self):
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/kube_rootca_update_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/kube_rootca_update_manager.py
index e91298f..c4baa89 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/kube_rootca_update_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/kube_rootca_update_manager.py
@@ -8,7 +8,7 @@ import os
 from dcmanagerclient.commands.v1 import sw_update_manager
 
 
-class KubeRootcaUpdateManagerMixin(object):
+class KubeRootcaUpdateManagerMixin:
     """This Mixin provides the update manager used for kube rootca updates."""
 
     def get_sw_update_manager(self):
@@ -25,7 +25,7 @@ class CreateKubeRootcaUpdateStrategy(
     """
 
     def get_parser(self, prog_name):
-        parser = super(CreateKubeRootcaUpdateStrategy, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         parser.add_argument(
             "--subject",
             required=False,
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/kube_upgrade_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/kube_upgrade_manager.py
index a5e2cc4..5325134 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/kube_upgrade_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/kube_upgrade_manager.py
@@ -16,7 +16,7 @@
 from dcmanagerclient.commands.v1 import sw_update_manager
 
 
-class KubeUpgradeManagerMixin(object):
+class KubeUpgradeManagerMixin:
     """This Mixin provides the update manager used for kubernetes upgrades."""
 
     def get_sw_update_manager(self):
@@ -30,7 +30,7 @@ class CreateKubeUpgradeStrategy(
     """Create a kubernetes upgrade strategy."""
 
     def get_parser(self, prog_name):
-        parser = super(CreateKubeUpgradeStrategy, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         parser.add_argument(
             "--to-version",
             required=False,
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/peer_group_association_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/peer_group_association_manager.py
index d8f0bdf..ed49161 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/peer_group_association_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/peer_group_association_manager.py
@@ -76,7 +76,7 @@ class AddPeerGroupAssociation(base.DCManagerShowOne):
         return detail_association_format
 
     def get_parser(self, prog_name):
-        parser = super(AddPeerGroupAssociation, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--peer-group-id", required=True, help="Subcloud peer group ID."
@@ -112,7 +112,7 @@ class ListPeerGroupAssociation(base.DCManagerLister):
         return association_format
 
     def get_parser(self, prog_name):
-        parser = super(ListPeerGroupAssociation, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         return parser
 
     def _get_resources(self, parsed_args):
@@ -128,7 +128,7 @@ class ShowPeerGroupAssociation(base.DCManagerShowOne):
         return detail_association_format
 
     def get_parser(self, prog_name):
-        parser = super(ShowPeerGroupAssociation, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "id", help="ID of the peer group association to view the details."
@@ -150,7 +150,7 @@ class SyncPeerGroupAssociation(base.DCManagerShowOne):
         return detail_association_format
 
     def get_parser(self, prog_name):
-        parser = super(SyncPeerGroupAssociation, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("id", help="ID of the peer group association to sync.")
 
@@ -167,7 +167,7 @@ class DeletePeerGroupAssociation(command.Command):
     """Delete peer group association from the database."""
 
     def get_parser(self, prog_name):
-        parser = super(DeletePeerGroupAssociation, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("id", help="ID of the peer group association to delete.")
         return parser
@@ -190,7 +190,7 @@ class UpdatePeerGroupAssociation(base.DCManagerShowOne):
         return detail_association_format
 
     def get_parser(self, prog_name):
-        parser = super(UpdatePeerGroupAssociation, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("id", help="ID of the peer group association to update.")
 
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/phased_subcloud_deploy_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/phased_subcloud_deploy_manager.py
index 47a5938..a07fbf0 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/phased_subcloud_deploy_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/phased_subcloud_deploy_manager.py
@@ -18,7 +18,7 @@ class AbortPhasedSubcloudDeploy(base.DCManagerShowOne):
         return utils.subcloud_detail_format
 
     def get_parser(self, prog_name):
-        parser = super(AbortPhasedSubcloudDeploy, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "subcloud",
@@ -108,8 +108,8 @@ class PhasedSubcloudDeployResume(base.DCManagerShowOne):
         subcloud_ref = parsed_args.subcloud
         dcmanager_client = self.app.client_manager.phased_subcloud_deploy_manager.\
             phased_subcloud_deploy_manager
-        files = dict()
-        data = dict()
+        files = {}
+        data = {}
 
         if parsed_args.bootstrap_address:
             data["bootstrap-address"] = parsed_args.bootstrap_address
@@ -228,8 +228,8 @@ class CreatePhasedSubcloudDeploy(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         dcmanager_client = self.app.client_manager.phased_subcloud_deploy_manager.\
             phased_subcloud_deploy_manager
-        files = dict()
-        data = dict()
+        files = {}
+        data = {}
 
         data["bootstrap-address"] = parsed_args.bootstrap_address
 
@@ -283,7 +283,7 @@ class InstallPhasedSubcloudDeploy(base.DCManagerShowOne):
         return utils.subcloud_detail_format
 
     def get_parser(self, prog_name):
-        parser = super(InstallPhasedSubcloudDeploy, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "subcloud", help="Name or ID of the subcloud to install."
@@ -324,8 +324,8 @@ class InstallPhasedSubcloudDeploy(base.DCManagerShowOne):
         subcloud_ref = parsed_args.subcloud
         dcmanager_client = self.app.client_manager.phased_subcloud_deploy_manager.\
             phased_subcloud_deploy_manager
-        files = dict()
-        data = dict()
+        files = {}
+        data = {}
 
         # Prompt the user for the subcloud's password if it isn't provided
         if parsed_args.sysadmin_password is not None:
@@ -402,8 +402,8 @@ class BootstrapPhasedSubcloudDeploy(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         dcmanager_client = self.app.client_manager.phased_subcloud_deploy_manager.\
             phased_subcloud_deploy_manager
-        files = dict()
-        data = dict()
+        files = {}
+        data = {}
 
         if parsed_args.bootstrap_address:
             data["bootstrap-address"] = parsed_args.bootstrap_address
@@ -441,7 +441,7 @@ class ConfigPhasedSubcloudDeploy(base.DCManagerShowOne):
         return utils.subcloud_detail_format
 
     def get_parser(self, prog_name):
-        parser = super(ConfigPhasedSubcloudDeploy, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("subcloud", help="Name or ID of the subcloud to update.")
 
@@ -465,8 +465,8 @@ class ConfigPhasedSubcloudDeploy(base.DCManagerShowOne):
         subcloud_ref = parsed_args.subcloud
         dcmanager_client = self.app.client_manager.phased_subcloud_deploy_manager.\
             phased_subcloud_deploy_manager
-        files = dict()
-        data = dict()
+        files = {}
+        data = {}
 
         # Get the deploy config yaml file
         if parsed_args.deploy_config is not None:
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_backup_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_backup_manager.py
index 2f4442a..3d7b02a 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_backup_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_backup_manager.py
@@ -82,7 +82,7 @@ class CreateSubcloudBackup(base.DCManagerShow):
         return parsed_args.group
 
     def get_parser(self, prog_name):
-        parser = super(CreateSubcloudBackup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--local-only",
@@ -132,13 +132,11 @@ class CreateSubcloudBackup(base.DCManagerShow):
 
     def _get_resources(self, parsed_args):
         dcmanager_client = self.app.client_manager.subcloud_backup_manager
-        data = dict()
-        files = dict()
+        data = {}
+        files = {}
 
         if not parsed_args.subcloud and not parsed_args.group:
-            error_msg = (
-                "Please provide the subcloud or subcloud group name or id."
-            )
+            error_msg = "Please provide the subcloud or subcloud group name or id."
             raise exceptions.DCManagerClientException(error_msg)
 
         if parsed_args.subcloud and parsed_args.group:
@@ -210,7 +208,7 @@ class DeleteSubcloudBackup(command.Command):
         return detail_format
 
     def get_parser(self, prog_name):
-        parser = super(DeleteSubcloudBackup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "release", help="Release version that the user is trying to delete."
@@ -250,14 +248,12 @@ class DeleteSubcloudBackup(command.Command):
         dcmanager_client = self.app.client_manager.subcloud_backup_manager
         release_version = parsed_args.release
         subcloud_ref = parsed_args.subcloud
-        data = dict()
+        data = {}
 
         data["release"] = parsed_args.release
 
         if not parsed_args.subcloud and not parsed_args.group:
-            error_msg = (
-                "Please provide the subcloud or subcloud group name or id."
-            )
+            error_msg = "Please provide the subcloud or subcloud group name or id."
             raise exceptions.DCManagerClientException(error_msg)
 
         if parsed_args.subcloud and parsed_args.group:
@@ -309,7 +305,7 @@ class RestoreSubcloudBackup(base.DCManagerShow):
         return parsed_args.group
 
     def get_parser(self, prog_name):
-        parser = super(RestoreSubcloudBackup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--with-install",
@@ -377,13 +373,11 @@ class RestoreSubcloudBackup(base.DCManagerShow):
     def _get_resources(self, parsed_args):
 
         dcmanager_client = self.app.client_manager.subcloud_backup_manager
-        data = dict()
-        files = dict()
+        data = {}
+        files = {}
 
         if not parsed_args.subcloud and not parsed_args.group:
-            error_msg = (
-                "Please provide the subcloud or subcloud group name or id."
-            )
+            error_msg = "Please provide the subcloud or subcloud group name or id."
             raise exceptions.DCManagerClientException(error_msg)
 
         if parsed_args.subcloud and parsed_args.group:
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_deploy_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_deploy_manager.py
index 40cbd1b..54a69bf 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_deploy_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_deploy_manager.py
@@ -17,19 +17,19 @@ import os
 
 from osc_lib.command import command
 
-from dcmanagerclient.commands.v1 import base
 from dcmanagerclient import exceptions
+from dcmanagerclient.commands.v1 import base
 
 
 def _format(subcloud_deploy=None):
     columns = (
-        'deploy_playbook',
-        'deploy_overrides',
-        'deploy_chart',
-        'prestage_images',
-        'software_version'
+        "deploy_playbook",
+        "deploy_overrides",
+        "deploy_chart",
+        "prestage_images",
+        "software_version",
     )
-    temp = list()
+    temp = []
     try:
         temp.append(subcloud_deploy.deploy_playbook)
     except Exception:
@@ -63,74 +63,77 @@ class SubcloudDeployUpload(base.DCManagerShowOne):
         return _format
 
     def get_parser(self, prog_name):
-        parser = super(SubcloudDeployUpload, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
-            '--deploy-playbook',
+            "--deploy-playbook",
             required=False,
-            help='An ansible playbook to be run after the subcloud '
-                 'has been successfully bootstrapped. It will be run with the '
-                 'subcloud as the target and authentication is '
-                 'handled automatically. '
-                 'Must be a local file path'
+            help="An ansible playbook to be run after the subcloud "
+            "has been successfully bootstrapped. It will be run with the "
+            "subcloud as the target and authentication is "
+            "handled automatically. "
+            "Must be a local file path",
         )
 
         parser.add_argument(
-            '--deploy-overrides',
+            "--deploy-overrides",
             required=False,
-            help='YAML file containing subcloud variables to be passed to the '
-                 'deploy playbook.'
-                 'Must be a local file path'
+            help="YAML file containing subcloud variables to be passed to the "
+            "deploy playbook."
+            "Must be a local file path",
         )
 
         parser.add_argument(
-            '--deploy-chart',
+            "--deploy-chart",
             required=False,
-            help='Deployment Manager helm chart to be passed to the '
-                 'deploy playbook.'
-                 'Must be a local file path'
+            help="Deployment Manager helm chart to be passed to the "
+            "deploy playbook."
+            "Must be a local file path",
         )
 
         parser.add_argument(
-            '--prestage-images',
+            "--prestage-images",
             required=False,
-            help='Container image list to be passed to '
-                 'prestage_images playbook. '
-                 'Must be a local file path'
+            help="Container image list to be passed to "
+            "prestage_images playbook. "
+            "Must be a local file path",
         )
 
         parser.add_argument(
-            '--release',
+            "--release",
             required=False,
-            help='software release used to install, bootstrap and/or deploy '
-                 'the subcloud with. If not specified, the current software '
-                 'release of the system controller will be used.'
+            help="software release used to install, bootstrap and/or deploy "
+            "the subcloud with. If not specified, the current software "
+            "release of the system controller will be used.",
         )
         return parser
 
     def _get_resources(self, parsed_args):
         dcmanager_client = self.app.client_manager.subcloud_deploy_manager
 
-        data = dict()
-        files = dict()
-        variable_dict = {'deploy_playbook': parsed_args.deploy_playbook,
-                         'deploy_overrides': parsed_args.deploy_overrides,
-                         'deploy_chart': parsed_args.deploy_chart,
-                         'prestage_images': parsed_args.prestage_images}
+        data = {}
+        files = {}
+        variable_dict = {
+            "deploy_playbook": parsed_args.deploy_playbook,
+            "deploy_overrides": parsed_args.deploy_overrides,
+            "deploy_chart": parsed_args.deploy_chart,
+            "prestage_images": parsed_args.prestage_images,
+        }
         for key, val in variable_dict.items():
             if val is None:
                 continue
-            elif not os.path.isfile(val):
+            if not os.path.isfile(val):
                 error_msg = f"{key} file does not exist: {val}"
                 raise exceptions.DCManagerClientException(error_msg)
             files[key] = val
 
         if parsed_args.release is not None:
-            data['release'] = parsed_args.release
+            data["release"] = parsed_args.release
 
         try:
-            return dcmanager_client.subcloud_deploy_manager.\
-                subcloud_deploy_upload(files=files, data=data)
+            return dcmanager_client.subcloud_deploy_manager.subcloud_deploy_upload(
+                files=files, data=data
+            )
         except Exception as e:
             print(e)
             error_msg = "Unable to upload subcloud deploy files"
@@ -144,34 +147,39 @@ class SubcloudDeployShow(base.DCManagerShowOne):
         return _format
 
     def get_parser(self, prog_name):
-        parser = super(SubcloudDeployShow, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
-            '--release',
+            "--release",
             required=False,
-            help='software release used to install, bootstrap and/or deploy '
-                 'the subcloud with. If not specified, the current software '
-                 'release of the system controller will be used.'
+            help="software release used to install, bootstrap and/or deploy "
+            "the subcloud with. If not specified, the current software "
+            "release of the system controller will be used.",
         )
         return parser
 
     def _get_resources(self, parsed_args):
         dcmanager_client = self.app.client_manager.subcloud_deploy_manager
         return dcmanager_client.subcloud_deploy_manager.subcloud_deploy_show(
-            parsed_args.release)
+            parsed_args.release
+        )
 
 
 class DeprecatedSubcloudDeployShow(SubcloudDeployShow):
     def _get_resources(self, parsed_args):
-        deprecation_msg = ('This command has been deprecated. Please use '
-                           'subcloud deploy show instead.')
+        deprecation_msg = (
+            "This command has been deprecated. Please use "
+            "subcloud deploy show instead."
+        )
         raise exceptions.DCManagerClientException(deprecation_msg)
 
 
 class DeprecatedSubcloudDeployUpload(SubcloudDeployUpload):
     def _get_resources(self, parsed_args):
-        deprecation_msg = ('This command has been deprecated. Please use '
-                           'subcloud deploy upload instead.')
+        deprecation_msg = (
+            "This command has been deprecated. Please use "
+            "subcloud deploy upload instead."
+        )
         raise exceptions.DCManagerClientException(deprecation_msg)
 
 
@@ -179,29 +187,28 @@ class SubcloudDeployDelete(command.Command):
     """Delete the uploaded subcloud deployment files"""
 
     def get_parser(self, prog_name):
-        parser = super(SubcloudDeployDelete, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
-            '--release',
+            "--release",
             required=False,
-            help='Release version that the user is trying to delete '
-                 'If not specified, the current software '
-                 'release of the system controller will be used.'
+            help="Release version that the user is trying to delete "
+            "If not specified, the current software "
+            "release of the system controller will be used.",
         )
 
         parser.add_argument(
-            '--prestage-images',
+            "--prestage-images",
             required=False,
-            action='store_true',
-            help='Delete prestage images list file only '
+            action="store_true",
+            help="Delete prestage images list file only ",
         )
 
         parser.add_argument(
-            '--deployment-files',
+            "--deployment-files",
             required=False,
-            action='store_true',
-            help='Delete deploy playbook, deploy overrides, '
-                 'deploy chart files '
+            action="store_true",
+            help="Delete deploy playbook, deploy overrides, deploy chart files ",
         )
 
         return parser
@@ -209,15 +216,16 @@ class SubcloudDeployDelete(command.Command):
     def take_action(self, parsed_args):
         dcmanager_client = self.app.client_manager.subcloud_deploy_manager
         release = parsed_args.release
-        data = dict()
+        data = {}
         if parsed_args.prestage_images is not None:
-            data['prestage_images'] = str(parsed_args.prestage_images)
+            data["prestage_images"] = str(parsed_args.prestage_images)
         if parsed_args.deployment_files is not None:
-            data['deployment_files'] = str(parsed_args.deployment_files)
+            data["deployment_files"] = str(parsed_args.deployment_files)
 
         try:
-            dcmanager_client.subcloud_deploy_manager.\
-                subcloud_deploy_delete(release, data=data)
+            dcmanager_client.subcloud_deploy_manager.subcloud_deploy_delete(
+                release, data=data
+            )
         except Exception as e:
             print(e)
             error_msg = "Unable to delete subcloud deploy files"
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_group_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_group_manager.py
index 362d914..a5f79d6 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_group_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_group_manager.py
@@ -80,7 +80,7 @@ class AddSubcloudGroup(base.DCManagerShowOne):
         return detail_group_format
 
     def get_parser(self, prog_name):
-        parser = super(AddSubcloudGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--name", required=True, help="Name for the new subcloud group."
@@ -110,7 +110,7 @@ class AddSubcloudGroup(base.DCManagerShowOne):
 
     def _get_resources(self, parsed_args):
         dcmanager_client = self.app.client_manager.subcloud_group_manager
-        kwargs = dict()
+        kwargs = {}
 
         if parsed_args.name is not None:
             kwargs["name"] = parsed_args.name
@@ -133,7 +133,7 @@ class ListSubcloudGroup(base.DCManagerLister):
         return group_format
 
     def get_parser(self, prog_name):
-        parser = super(ListSubcloudGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         return parser
 
     def _get_resources(self, parsed_args):
@@ -148,7 +148,7 @@ class ListSubcloudGroupSubclouds(base.DCManagerLister):
         return detail_format
 
     def get_parser(self, prog_name):
-        parser = super(ListSubcloudGroupSubclouds, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         parser.add_argument(
             "group",
             help="Name or ID of subcloud group to list associated subclouds.",
@@ -174,7 +174,7 @@ class ShowSubcloudGroup(base.DCManagerShowOne):
         return detail_group_format
 
     def get_parser(self, prog_name):
-        parser = super(ShowSubcloudGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "group", help="Name or ID of subcloud group to view the details."
@@ -194,7 +194,7 @@ class DeleteSubcloudGroup(command.Command):
     """Delete subcloud group details from the database."""
 
     def get_parser(self, prog_name):
-        parser = super(DeleteSubcloudGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "group", help="Name or ID of the subcloud group to delete."
@@ -221,7 +221,7 @@ class UpdateSubcloudGroup(base.DCManagerShowOne):
         return detail_group_format
 
     def get_parser(self, prog_name):
-        parser = super(UpdateSubcloudGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "group", help="Name or ID of the subcloud group to update."
@@ -251,7 +251,7 @@ class UpdateSubcloudGroup(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         subcloud_group_ref = parsed_args.group
         dcmanager_client = self.app.client_manager.subcloud_group_manager
-        kwargs = dict()
+        kwargs = {}
         if parsed_args.name:
             kwargs["name"] = parsed_args.name
         if parsed_args.description:
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_manager.py
index 414504b..51b3bbe 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_manager.py
@@ -195,7 +195,7 @@ class AddSubcloud(base.DCManagerShowOne):
         return detail_format
 
     def get_parser(self, prog_name):
-        parser = super(AddSubcloud, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("--name", required=False, help="Subcloud name")
 
@@ -264,8 +264,8 @@ class AddSubcloud(base.DCManagerShowOne):
 
     def _get_resources(self, parsed_args):
         dcmanager_client = self.app.client_manager.subcloud_manager
-        files = dict()
-        data = dict()
+        files = {}
+        data = {}
         data["bootstrap-address"] = parsed_args.bootstrap_address
 
         # Get the install values yaml file
@@ -345,21 +345,19 @@ class ListSubcloud(base.DCManagerLister):
     """List subclouds."""
 
     def __init__(self, app, app_args):
-        super(ListSubcloud, self).__init__(app, app_args)
+        super().__init__(app, app_args)
         # Set a flag to indicate displaying a basic column list or
         # a list with customized or all columns
         self.show_basic_list = True
 
     def _validate_parsed_args(self, parsed_args):
-        self.show_basic_list = (
-            False if parsed_args.columns or parsed_args.detail else True
-        )
+        self.show_basic_list = not (parsed_args.columns or parsed_args.detail)
 
     def _get_format_function(self):
         return basic_format if self.show_basic_list else detail_list_format
 
     def get_parser(self, prog_name):
-        parser = super(ListSubcloud, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         parser.add_argument(
             "--all",
             required=False,
@@ -399,7 +397,7 @@ class ShowSubcloud(base.DCManagerShowOne):
         return detail_show_format
 
     def get_parser(self, prog_name):
-        parser = super(ShowSubcloud, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "subcloud", help="Name or ID of subcloud to view the details."
@@ -421,15 +419,14 @@ class ShowSubcloud(base.DCManagerShowOne):
             return dcmanager_client.subcloud_manager.subcloud_additional_details(
                 subcloud_ref
             )
-        else:
-            return dcmanager_client.subcloud_manager.subcloud_detail(subcloud_ref)
+        return dcmanager_client.subcloud_manager.subcloud_detail(subcloud_ref)
 
 
 class ShowSubcloudError(command.Command):
     """Show the error of the last failed operation."""
 
     def get_parser(self, prog_name):
-        parser = super(ShowSubcloudError, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "subcloud", help="Name or ID of subcloud to view the errors details."
@@ -448,7 +445,7 @@ class DeleteSubcloud(command.Command):
     """Delete subcloud details from the database."""
 
     def get_parser(self, prog_name):
-        parser = super(DeleteSubcloud, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("subcloud", help="Name or ID of the subcloud to delete.")
         return parser
@@ -471,7 +468,7 @@ class UnmanageSubcloud(base.DCManagerShowOne):
         return detail_format
 
     def get_parser(self, prog_name):
-        parser = super(UnmanageSubcloud, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "subcloud", help="Name or ID of the subcloud to unmanage."
@@ -489,7 +486,7 @@ class UnmanageSubcloud(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         subcloud_ref = parsed_args.subcloud
         dcmanager_client = self.app.client_manager.subcloud_manager
-        kwargs = dict()
+        kwargs = {}
         kwargs["management-state"] = "unmanaged"
 
         if parsed_args.migrate:
@@ -514,7 +511,7 @@ class ManageSubcloud(base.DCManagerShowOne):
         return detail_format
 
     def get_parser(self, prog_name):
-        parser = super(ManageSubcloud, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("subcloud", help="Name or ID of the subcloud to manage.")
 
@@ -530,7 +527,7 @@ class ManageSubcloud(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         subcloud_ref = parsed_args.subcloud
         dcmanager_client = self.app.client_manager.subcloud_manager
-        kwargs = dict()
+        kwargs = {}
         kwargs["management-state"] = "managed"
         if parsed_args.force:
             kwargs["force"] = "true"
@@ -554,7 +551,7 @@ class UpdateSubcloud(base.DCManagerShowOne):
         return detail_format
 
     def get_parser(self, prog_name):
-        parser = super(UpdateSubcloud, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("subcloud", help="Name or ID of the subcloud to update.")
 
@@ -635,8 +632,8 @@ class UpdateSubcloud(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         subcloud_ref = parsed_args.subcloud
         dcmanager_client = self.app.client_manager.subcloud_manager
-        files = dict()
-        data = dict()
+        files = {}
+        data = {}
 
         if parsed_args.name:
             data["name"] = parsed_args.name
@@ -773,7 +770,7 @@ class RedeploySubcloud(base.DCManagerShowOne):
         return detail_format
 
     def get_parser(self, prog_name):
-        parser = super(RedeploySubcloud, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "subcloud", help="Name or ID of the subcloud to redeploy."
@@ -827,8 +824,8 @@ class RedeploySubcloud(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         subcloud_ref = parsed_args.subcloud
         dcmanager_client = self.app.client_manager.subcloud_manager
-        files = dict()
-        data = dict()
+        files = {}
+        data = {}
 
         # Get the install values yaml file
         if parsed_args.install_values is not None:
@@ -908,7 +905,7 @@ class RestoreSubcloud(base.DCManagerShowOne):
         return detail_format
 
     def get_parser(self, prog_name):
-        parser = super(RestoreSubcloud, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--restore-values",
@@ -951,7 +948,7 @@ class PrestageSubcloud(base.DCManagerShowOne):
         return detail_prestage_format
 
     def get_parser(self, prog_name):
-        parser = super(PrestageSubcloud, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--sysadmin-password",
@@ -984,7 +981,7 @@ class PrestageSubcloud(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         subcloud_ref = parsed_args.subcloud
         dcmanager_client = self.app.client_manager.subcloud_manager
-        data = dict()
+        data = {}
 
         if parsed_args.force:
             data["force"] = "true"
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_peer_group_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_peer_group_manager.py
index bdb667d..47474c0 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_peer_group_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/subcloud_peer_group_manager.py
@@ -49,7 +49,7 @@ class MigrateSubcloudPeerGroup(base.DCManagerLister):
         return utils.subcloud_detail_format
 
     def get_parser(self, prog_name):
-        parser = super(MigrateSubcloudPeerGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "group", help="Name or ID of the subcloud peer group to migrate."
@@ -66,7 +66,7 @@ class MigrateSubcloudPeerGroup(base.DCManagerLister):
     def _get_resources(self, parsed_args):
         subcloud_peer_group_ref = parsed_args.group
         dcmanager_client = self.app.client_manager.subcloud_peer_group_manager
-        kwargs = dict()
+        kwargs = {}
 
         if parsed_args.sysadmin_password is not None:
             kwargs["sysadmin_password"] = base64.b64encode(
@@ -94,7 +94,7 @@ class AddSubcloudPeerGroup(base.DCManagerShowOne):
         return group_format
 
     def get_parser(self, prog_name):
-        parser = super(AddSubcloudPeerGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--peer-group-name",
@@ -121,7 +121,7 @@ class AddSubcloudPeerGroup(base.DCManagerShowOne):
 
     def _get_resources(self, parsed_args):
         dcmanager_client = self.app.client_manager.subcloud_peer_group_manager
-        kwargs = dict()
+        kwargs = {}
 
         kwargs["peer-group-name"] = parsed_args.peer_group_name
 
@@ -140,7 +140,7 @@ class DeleteSubcloudPeerGroup(command.Command):
     """Delete subcloud peer group details from the database."""
 
     def get_parser(self, prog_name):
-        parser = super(DeleteSubcloudPeerGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "group", help="Name or ID of the subcloud peer group to delete."
@@ -167,7 +167,7 @@ class ShowSubcloudPeerGroup(base.DCManagerShowOne):
         return group_format
 
     def get_parser(self, prog_name):
-        parser = super(ShowSubcloudPeerGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "group", help="Name or ID of subcloud peer group to view the details."
@@ -192,7 +192,7 @@ class ListSubcloudPeerGroup(base.DCManagerLister):
         return group_format
 
     def get_parser(self, prog_name):
-        parser = super(ListSubcloudPeerGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         return parser
 
     def _get_resources(self, parsed_args):
@@ -209,7 +209,7 @@ class ListSubcloudPeerGroupSubclouds(base.DCManagerLister):
         return utils.subcloud_detail_format
 
     def get_parser(self, prog_name):
-        parser = super(ListSubcloudPeerGroupSubclouds, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         parser.add_argument(
             "group",
             help="Name or ID of subcloud peer group to list "
@@ -232,7 +232,7 @@ class UpdateSubcloudPeerGroup(base.DCManagerShowOne):
         return group_format
 
     def get_parser(self, prog_name):
-        parser = super(UpdateSubcloudPeerGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "group", help="Name or ID of the subcloud peer group to update."
@@ -262,7 +262,7 @@ class UpdateSubcloudPeerGroup(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         subcloud_peer_group_ref = parsed_args.group
         dcmanager_client = self.app.client_manager.subcloud_peer_group_manager
-        kwargs = dict()
+        kwargs = {}
 
         if parsed_args.peer_group_name is not None:
             kwargs["peer-group-name"] = parsed_args.peer_group_name
@@ -324,7 +324,7 @@ class StatusSubcloudPeerGroup(base.DCManagerShowOne):
         return detail_status_format
 
     def get_parser(self, prog_name):
-        parser = super(StatusSubcloudPeerGroup, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "group", help="Name or ID of subcloud peer group to view the status."
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/sw_deploy_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/sw_deploy_manager.py
index d3f1dfe..4b4ef12 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/sw_deploy_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/sw_deploy_manager.py
@@ -7,7 +7,7 @@
 from dcmanagerclient.commands.v1 import sw_update_manager
 
 
-class SwDeployManagerMixin(object):
+class SwDeployManagerMixin:
     """This Mixin provides the manager used for software deploy releases."""
 
     def get_sw_update_manager(self):
@@ -24,7 +24,7 @@ class SwDeployManagerMixin(object):
         # Find the index of 'stop on failure' in the tuple
         failure_status_index = columns.index("stop on failure")
 
-        # Insert the 'release_id' field before the 'stop on failure',
+        # Insert the 'release_id' field after the 'stop on failure',
         columns = (
             columns[:failure_status_index + 1]
             + ("release_id",)
@@ -55,7 +55,7 @@ class CreateSwDeployStrategy(
         )
 
     def get_parser(self, prog_name):
-        parser = super(CreateSwDeployStrategy, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--release-id",
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/sw_patch_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/sw_patch_manager.py
index def8881..d4d26b4 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/sw_patch_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/sw_patch_manager.py
@@ -16,7 +16,7 @@
 from dcmanagerclient.commands.v1 import sw_update_manager
 
 
-class SwPatchManagerMixin(object):
+class SwPatchManagerMixin:
     """This Mixin provides the update manager used for sw patch."""
 
     def get_sw_update_manager(self):
@@ -49,7 +49,7 @@ class CreatePatchUpdateStrategy(
     """Create a patch update strategy."""
 
     def get_parser(self, prog_name):
-        parser = super(CreatePatchUpdateStrategy, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--upload-only",
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/sw_prestage_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/sw_prestage_manager.py
index b4a9034..4426c0a 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/sw_prestage_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/sw_prestage_manager.py
@@ -19,7 +19,7 @@ from dcmanagerclient import utils
 from dcmanagerclient.commands.v1 import sw_update_manager
 
 
-class SwPrestageManagerMixin(object):
+class SwPrestageManagerMixin:
     """This Mixin provides the update manager used for sw prestage."""
 
     def get_sw_update_manager(self):
@@ -58,12 +58,11 @@ class CreateSwPrestageStrategy(
             "--force",
             required=False,
             action="store_true",
-            help="Skip checking the subcloud for \
-                  management affecting alarms. ",
+            help="Skip checking the subcloud for management affecting alarms.",
         )
 
     def get_parser(self, prog_name):
-        parser = super(CreateSwPrestageStrategy, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         parser.add_argument(
             "--sysadmin-password",
             required=False,
@@ -72,9 +71,11 @@ class CreateSwPrestageStrategy(
         parser.add_argument(
             "--release",
             required=False,
-            help="software release used to prestage the subcloud with. "
-            "If not specified, the current software release of "
-            "the subcloud will be used.",
+            help=(
+                "software release used to prestage the subcloud with. "
+                "If not specified, the current software release of "
+                "the subcloud will be used."
+            ),
         )
 
         return parser
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/sw_update_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/sw_update_manager.py
index 90467cf..611efac 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/sw_update_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/sw_update_manager.py
@@ -128,7 +128,7 @@ class CreateSwUpdateStrategy(base.DCManagerShowOne):
         )
 
     def get_parser(self, prog_name):
-        parser = super(CreateSwUpdateStrategy, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--subcloud-apply-type",
@@ -201,7 +201,7 @@ class CreateSwUpdateStrategy(base.DCManagerShowOne):
         """Updates kwargs dictionary from parsed_args based on the subclass"""
 
     def _get_resources(self, parsed_args):
-        kwargs = dict()
+        kwargs = {}
         if parsed_args.subcloud_apply_type:
             kwargs["subcloud-apply-type"] = parsed_args.subcloud_apply_type
         if parsed_args.max_parallel_subclouds:
@@ -305,7 +305,7 @@ class ShowSwUpdateStrategyStep(base.DCManagerShowOne):
         return detail_strategy_step_format
 
     def get_parser(self, prog_name):
-        parser = super(ShowSwUpdateStrategyStep, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("cloud_name", help="Name of cloud to view the details.")
         return parser
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/sw_update_options_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/sw_update_options_manager.py
index b4d7712..877a4ea 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/sw_update_options_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/sw_update_options_manager.py
@@ -85,7 +85,7 @@ class UpdateSwUpdateOptions(base.DCManagerShowOne):
         return options_detail_format
 
     def get_parser(self, prog_name):
-        parser = super(UpdateSwUpdateOptions, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--storage-apply-type",
@@ -135,7 +135,7 @@ class UpdateSwUpdateOptions(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         subcloud_ref = parsed_args.subcloud
         dcmanager_client = self.app.client_manager.sw_update_options_manager
-        kwargs = dict()
+        kwargs = {}
         kwargs["storage-apply-type"] = parsed_args.storage_apply_type
         kwargs["worker-apply-type"] = parsed_args.worker_apply_type
         kwargs["max-parallel-workers"] = parsed_args.max_parallel_workers
@@ -161,7 +161,7 @@ class ListSwUpdateOptions(base.DCManagerLister):
         return options_list_format
 
     def get_parser(self, prog_name):
-        parser = super(ListSwUpdateOptions, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         return parser
 
     def _get_resources(self, parsed_args):
@@ -176,7 +176,7 @@ class ShowSwUpdateOptions(base.DCManagerShowOne):
         return options_detail_format
 
     def get_parser(self, prog_name):
-        parser = super(ShowSwUpdateOptions, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "subcloud",
@@ -199,7 +199,7 @@ class DeleteSwUpdateOptions(command.Command):
     """Delete per subcloud patch options."""
 
     def get_parser(self, prog_name):
-        parser = super(DeleteSwUpdateOptions, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("subcloud", help="Subcloud name or id")
 
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/sw_upgrade_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/sw_upgrade_manager.py
index af5ee9f..80a8b95 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/sw_upgrade_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/sw_upgrade_manager.py
@@ -16,7 +16,7 @@
 from dcmanagerclient.commands.v1 import sw_update_manager
 
 
-class SwUpgradeManagerMixin(object):
+class SwUpgradeManagerMixin:
     """This Mixin provides the update manager used for software upgrades."""
 
     def get_sw_update_manager(self):
@@ -41,7 +41,7 @@ class CreateSwUpgradeStrategy(
         )
 
     def get_parser(self, prog_name):
-        parser = super(CreateSwUpgradeStrategy, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         return parser
 
diff --git a/distributedcloud-client/dcmanagerclient/commands/v1/system_peer_manager.py b/distributedcloud-client/dcmanagerclient/commands/v1/system_peer_manager.py
index e7b2d8e..f7323c1 100644
--- a/distributedcloud-client/dcmanagerclient/commands/v1/system_peer_manager.py
+++ b/distributedcloud-client/dcmanagerclient/commands/v1/system_peer_manager.py
@@ -114,7 +114,7 @@ class AddSystemPeer(base.DCManagerShowOne):
         return detail_peer_format
 
     def get_parser(self, prog_name):
-        parser = super(AddSystemPeer, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "--peer-uuid", required=True, help="UUID of the new system peer."
@@ -192,7 +192,7 @@ class AddSystemPeer(base.DCManagerShowOne):
 
     def _get_resources(self, parsed_args):
         dcmanager_client = self.app.client_manager.system_peer_manager
-        kwargs = dict()
+        kwargs = {}
 
         if parsed_args.peer_uuid is not None:
             kwargs["peer_uuid"] = parsed_args.peer_uuid
@@ -252,7 +252,7 @@ class ListSystemPeer(base.DCManagerLister):
         return peer_format
 
     def get_parser(self, prog_name):
-        parser = super(ListSystemPeer, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         return parser
 
     def _get_resources(self, parsed_args):
@@ -267,11 +267,13 @@ class ListSystemPeerSubcloudPeerGroups(base.DCManagerLister):
         return group_format
 
     def get_parser(self, prog_name):
-        parser = super(ListSystemPeerSubcloudPeerGroups, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
         parser.add_argument(
             "peer",
-            help="Name or ID or UUID of system peer to list \
-            associated subcloud peer groups.",
+            help=(
+                "Name or ID or UUID of system peer to list "
+                "associated subcloud peer groups."
+            ),
         )
         return parser
 
@@ -290,7 +292,7 @@ class ShowSystemPeer(base.DCManagerShowOne):
         return detail_peer_format
 
     def get_parser(self, prog_name):
-        parser = super(ShowSystemPeer, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument(
             "peer", help="UUID or ID of system peer to view the details."
@@ -310,7 +312,7 @@ class DeleteSystemPeer(command.Command):
     """Delete system peer details from the database."""
 
     def get_parser(self, prog_name):
-        parser = super(DeleteSystemPeer, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("peer", help="UUID or ID of the system peer to delete.")
         return parser
@@ -333,7 +335,7 @@ class UpdateSystemPeer(base.DCManagerShowOne):
         return detail_peer_format
 
     def get_parser(self, prog_name):
-        parser = super(UpdateSystemPeer, self).get_parser(prog_name)
+        parser = super().get_parser(prog_name)
 
         parser.add_argument("peer", help="UUID or ID of the system peer to update.")
 
@@ -381,15 +383,16 @@ class UpdateSystemPeer(base.DCManagerShowOne):
         parser.add_argument(
             "--heartbeat-interval",
             required=False,
-            help="Interval between heartbeat messages (in seconds) (default \
-                  60).",
+            help=("Interval between heartbeat messages (in seconds) (default 60)."),
         )
 
         parser.add_argument(
             "--heartbeat-failure-threshold",
             required=False,
-            help="Consecutive heartbeat failures before failure declared \
-                  (default 3).",
+            help=(
+                "Consecutive heartbeat failures before failure declared "
+                "(default 3)."
+            ),
         )
 
         parser.add_argument(
@@ -402,8 +405,10 @@ class UpdateSystemPeer(base.DCManagerShowOne):
         parser.add_argument(
             "--heartbeat-maintenance-timeout",
             required=False,
-            help="Overall failure timeout during maintenance state (in \
-                  seconds) (default 600).",
+            help=(
+                "Overall failure timeout during maintenance state (in seconds) "
+                "(default 600)."
+            ),
         )
 
         return parser
@@ -411,7 +416,7 @@ class UpdateSystemPeer(base.DCManagerShowOne):
     def _get_resources(self, parsed_args):
         system_peer_ref = parsed_args.peer
         dcmanager_client = self.app.client_manager.system_peer_manager
-        kwargs = dict()
+        kwargs = {}
         if parsed_args.peer_uuid:
             kwargs["peer_uuid"] = parsed_args.peer_uuid
         if parsed_args.peer_name:
diff --git a/distributedcloud-client/dcmanagerclient/exceptions.py b/distributedcloud-client/dcmanagerclient/exceptions.py
index f198236..4fab2b4 100644
--- a/distributedcloud-client/dcmanagerclient/exceptions.py
+++ b/distributedcloud-client/dcmanagerclient/exceptions.py
@@ -30,9 +30,7 @@ class DCManagerClientException(Exception):
 
     def __init__(self, message=message):
         self.message = message
-        super(DCManagerClientException, self).__init__(
-            f"{self.code}: {self.message}"
-        )
+        super().__init__(f"{self.code}: {self.message}")
 
 
 class IllegalArgumentException(DCManagerClientException):
@@ -40,7 +38,7 @@ class IllegalArgumentException(DCManagerClientException):
     code = "ILLEGAL_ARGUMENT_EXCEPTION"
 
     def __init__(self, message=None):
-        super(IllegalArgumentException, self).__init__(message)
+        super().__init__(message)
         if message:
             self.message = message
 
@@ -50,13 +48,13 @@ class CommandError(DCManagerClientException):
     code = "COMMAND_ERROR_EXCEPTION"
 
     def __init__(self, message=None):
-        super(CommandError, self).__init__(message)
+        super().__init__(message)
         if message:
             self.message = message
 
 
 class APIException(Exception):
     def __init__(self, error_code=None, error_message=None):
-        super(APIException, self).__init__(error_message)
+        super().__init__(error_message)
         self.error_code = error_code
         self.error_message = error_message
diff --git a/distributedcloud-client/dcmanagerclient/shell.py b/distributedcloud-client/dcmanagerclient/shell.py
index c8381fb..2232967 100644
--- a/distributedcloud-client/dcmanagerclient/shell.py
+++ b/distributedcloud-client/dcmanagerclient/shell.py
@@ -70,14 +70,12 @@ class OpenStackHelpFormatter(argparse.HelpFormatter):
         max_help_position=32,
         width=None,
     ):
-        super(OpenStackHelpFormatter, self).__init__(
-            prog, indent_increment, max_help_position, width
-        )
+        super().__init__(prog, indent_increment, max_help_position, width)
 
     def start_section(self, heading):
         # Title-case the headings.
         heading = f"{heading[0].upper()}{heading[1:]}"
-        super(OpenStackHelpFormatter, self).start_section(heading)
+        super().start_section(heading)
 
 
 class HelpCommand(cliff_help.HelpCommand):
@@ -149,7 +147,7 @@ class BashCompletionCommand(command.Command):
 
 class DCManagerShell(app.App):
     def __init__(self):
-        super(DCManagerShell, self).__init__(
+        super().__init__(
             description=__doc__.strip(),
             version=dcmanager_version,
             command_manager=commandmanager.CommandManager("dcmanager.cli"),
@@ -404,14 +402,15 @@ class DCManagerShell(app.App):
             "--profile",
             dest="profile",
             metavar="HMAC_KEY",
-            help="HMAC key to use for encrypting context data for performance "
-            "profiling of operation. This key should be one of the "
-            "values configured for the osprofiler middleware in "
-            "dcmanager, it is specified in the profiler section of the "
-            "dcmanager configuration "
-            "(i.e. /etc/dcmanager/dcmanager.conf). "
-            "Without the key, profiling will not be triggered even if "
-            "osprofiler is enabled on the server side.",
+            help=(
+                "HMAC key to use for encrypting context data for performance "
+                "profiling of operation. This key should be one of the "
+                "values configured for the osprofiler middleware in "
+                "dcmanager, it is specified in the profiler section of the "
+                "dcmanager configuration (i.e. /etc/dcmanager/dcmanager.conf). "
+                "Without the key, profiling will not be triggered even if "
+                "osprofiler is enabled on the server side."
+            ),
         )
 
         return parser
@@ -493,25 +492,25 @@ class DCManagerShell(app.App):
         ClientManager = type(
             "ClientManager",
             (object,),
-            dict(
-                subcloud_manager=self.client,
-                subcloud_backup_manager=self.client,
-                subcloud_group_manager=self.client,
-                subcloud_deploy_manager=self.client,
-                system_peer_manager=self.client,
-                alarm_manager=self.client,
-                fw_update_manager=self.client,
-                sw_patch_manager=self.client,
-                strategy_step_manager=self.client,
-                sw_update_options_manager=self.client,
-                sw_upgrade_manager=self.client,
-                kube_upgrade_manager=self.client,
-                kube_rootca_update_manager=self.client,
-                sw_prestage_manager=self.client,
-                phased_subcloud_deploy_manager=self.client,
-                subcloud_peer_group_manager=self.client,
-                peer_group_association_manager=self.client,
-            ),
+            {
+                "subcloud_manager": self.client,
+                "subcloud_backup_manager": self.client,
+                "subcloud_group_manager": self.client,
+                "subcloud_deploy_manager": self.client,
+                "system_peer_manager": self.client,
+                "alarm_manager": self.client,
+                "fw_update_manager": self.client,
+                "sw_patch_manager": self.client,
+                "strategy_step_manager": self.client,
+                "sw_update_options_manager": self.client,
+                "sw_upgrade_manager": self.client,
+                "kube_upgrade_manager": self.client,
+                "kube_rootca_update_manager": self.client,
+                "sw_prestage_manager": self.client,
+                "phased_subcloud_deploy_manager": self.client,
+                "subcloud_peer_group_manager": self.client,
+                "peer_group_association_manager": self.client,
+            },
         )
         self.client_manager = ClientManager()
 
diff --git a/distributedcloud-client/dcmanagerclient/tests/base.py b/distributedcloud-client/dcmanagerclient/tests/base.py
index 56fa725..616f8f0 100644
--- a/distributedcloud-client/dcmanagerclient/tests/base.py
+++ b/distributedcloud-client/dcmanagerclient/tests/base.py
@@ -260,7 +260,7 @@ FAKE_INSTALL_VALUES = {
 }
 
 
-class FakeResponse(object):
+class FakeResponse:
     """Fake response for testing DC Manager Client."""
 
     def __init__(self, status_code, content=None):
@@ -316,7 +316,7 @@ class BaseClientTest(testtools.TestCase):
 
 class BaseCommandTest(testtools.TestCase):
     def setUp(self):
-        super(BaseCommandTest, self).setUp()
+        super().setUp()
         self.app = mock.Mock()
         self.client = self.app.client_manager.subcloud_manager
         self.parsed_args = None
diff --git a/distributedcloud-client/dcmanagerclient/tests/test_httpclient.py b/distributedcloud-client/dcmanagerclient/tests/test_httpclient.py
index 6658ccb..4a69907 100644
--- a/distributedcloud-client/dcmanagerclient/tests/test_httpclient.py
+++ b/distributedcloud-client/dcmanagerclient/tests/test_httpclient.py
@@ -19,10 +19,10 @@ import copy
 import uuid
 
 import mock
-from osprofiler import _utils as osprofiler_utils
 import osprofiler.profiler
 import requests
 import testtools
+from osprofiler import _utils as osprofiler_utils
 
 from dcmanagerclient.api import httpclient
 
@@ -48,12 +48,12 @@ EXPECTED_REQ_OPTIONS = {"headers": EXPECTED_AUTH_HEADERS}
 EXPECTED_BODY = {"k1": "abc", "k2": 123, "k3": True}
 
 
-class FakeRequest(object):
+class FakeRequest:
     def __init__(self, method):
         self.method = method
 
 
-class FakeResponse(object):
+class FakeResponse:
     def __init__(self, method, url, status_code):
         self.request = FakeRequest(method)
         self.url = url
@@ -63,7 +63,7 @@ class FakeResponse(object):
 
 class HTTPClientTest(testtools.TestCase):
     def setUp(self):
-        super(HTTPClientTest, self).setUp()
+        super().setUp()
         osprofiler.profiler.init(None)
         self.client = httpclient.HTTPClient(
             API_BASE_URL, AUTH_TOKEN, PROJECT_ID, USER_ID
diff --git a/distributedcloud-client/dcmanagerclient/tests/test_utils.py b/distributedcloud-client/dcmanagerclient/tests/test_utils.py
index 2b9aa1b..514fc8e 100644
--- a/distributedcloud-client/dcmanagerclient/tests/test_utils.py
+++ b/distributedcloud-client/dcmanagerclient/tests/test_utils.py
@@ -1,5 +1,5 @@
 # Copyright 2015 - StackStorm, Inc.
-# Copyright (c) 2017, 2019, 2021 Wind River Systems, Inc.
+# Copyright (c) 2017, 2019, 2021, 2024 Wind River Systems, Inc.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License");
 #    you may not use this file except in compliance with the License.
@@ -15,13 +15,13 @@
 #
 
 import json
+
 import testtools
 import yaml
 
 from dcmanagerclient import utils
 
-
-ENV_DICT = {'k1': 'abc', 'k2': 123, 'k3': True}
+ENV_DICT = {"k1": "abc", "k2": 123, "k3": True}
 ENV_STR = json.dumps(ENV_DICT)
 ENV_YAML = yaml.safe_dump(ENV_DICT, default_flow_style=False)
 
@@ -29,10 +29,10 @@ ENV_YAML = yaml.safe_dump(ENV_DICT, default_flow_style=False)
 class UtilityTest(testtools.TestCase):
 
     def test_load_empty(self):
-        self.assertDictEqual(dict(), utils.load_content(None))
-        self.assertDictEqual(dict(), utils.load_content(''))
-        self.assertDictEqual(dict(), utils.load_content('{}'))
-        self.assertListEqual(list(), utils.load_content('[]'))
+        self.assertDictEqual({}, utils.load_content(None))
+        self.assertDictEqual({}, utils.load_content(""))
+        self.assertDictEqual({}, utils.load_content("{}"))
+        self.assertListEqual([], utils.load_content("[]"))
 
     def test_load_json_content(self):
         self.assertDictEqual(ENV_DICT, utils.load_content(ENV_STR))
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/mixins.py b/distributedcloud-client/dcmanagerclient/tests/v1/mixins.py
index 36539a5..b693d9a 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/mixins.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/mixins.py
@@ -6,7 +6,7 @@
 from dcmanagerclient.tests.v1 import utils
 
 
-class UpdateStrategyMixin(object):
+class UpdateStrategyMixin:
     """Mixin for testing the different types of dcmanager update strategies.
 
     Used by concrete testsuites of strategy types such as patch, upgrade, etc..
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_alarm_manager.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_alarm_manager.py
index 13866f2..0469863 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_alarm_manager.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_alarm_manager.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2021 Wind River Systems, Inc.
+# Copyright (c) 2021, 2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -9,12 +9,12 @@ from dcmanagerclient.commands.v1 import alarm_manager as alarm_cmd
 from dcmanagerclient.tests import base
 
 FAKE_MANAGER = None
-FAKE_NAME = 'subcloud1'
-FAKE_CRITICAL = '0'
-FAKE_MAJOR = '1'
-FAKE_MINOR = '0'
-FAKE_WARNINGS = '0'
-FAKE_STATUS = 'degraded'
+FAKE_NAME = "subcloud1"
+FAKE_CRITICAL = "0"
+FAKE_MAJOR = "1"
+FAKE_MINOR = "0"
+FAKE_WARNINGS = "0"
+FAKE_STATUS = "degraded"
 
 ALARM_SUMMARY = AlarmSummary(
     FAKE_MANAGER,
@@ -23,24 +23,30 @@ ALARM_SUMMARY = AlarmSummary(
     FAKE_MAJOR,
     FAKE_MINOR,
     FAKE_WARNINGS,
-    FAKE_STATUS
+    FAKE_STATUS,
 )
 
 
 class TestCLIAlarmSummaryV1(base.BaseCommandTest):
 
     def setUp(self):
-        super(TestCLIAlarmSummaryV1, self).setUp()
+        super().setUp()
         # The client is the alarm_manager
         self.client = self.app.client_manager.alarm_manager
 
     def test_list_alarm_summary(self):
         self.client.alarm_manager.list_alarms.return_value = [ALARM_SUMMARY]
         actual_call = self.call(alarm_cmd.ListAlarmSummary)
-        self.assertEqual([(FAKE_NAME,
-                           FAKE_CRITICAL,
-                           FAKE_MAJOR,
-                           FAKE_MINOR,
-                           FAKE_WARNINGS,
-                           FAKE_STATUS)],
-                         actual_call[1])
+        self.assertEqual(
+            [
+                (
+                    FAKE_NAME,
+                    FAKE_CRITICAL,
+                    FAKE_MAJOR,
+                    FAKE_MINOR,
+                    FAKE_WARNINGS,
+                    FAKE_STATUS,
+                )
+            ],
+            actual_call[1],
+        )
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_fw_update_strategy.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_fw_update_strategy.py
index 7aaa0bf..122c427 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_fw_update_strategy.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_fw_update_strategy.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2020-2021 Wind River Systems, Inc.
+# Copyright (c) 2020-2021, 2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -12,9 +12,10 @@ from dcmanagerclient.tests.v1.mixins import UpdateStrategyMixin
 class TestFwUpdateStrategy(UpdateStrategyMixin, base.BaseCommandTest):
 
     def setUp(self):
-        super(TestFwUpdateStrategy, self).setUp()
-        self.sw_update_manager = \
+        super().setUp()
+        self.sw_update_manager = (
             self.app.client_manager.fw_update_manager.fw_update_manager
+        )
         self.create_command = cli_cmd.CreateFwUpdateStrategy
         self.show_command = cli_cmd.ShowFwUpdateStrategy
         self.delete_command = cli_cmd.DeleteFwUpdateStrategy
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_kube_rootca_update_strategy.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_kube_rootca_update_strategy.py
index 0725ae8..03a0510 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_kube_rootca_update_strategy.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_kube_rootca_update_strategy.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2021 Wind River Systems, Inc.
+# Copyright (c) 2021, 2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -12,9 +12,9 @@ from dcmanagerclient.tests.v1.mixins import UpdateStrategyMixin
 class TestKubeRootcaUpdateStrategy(UpdateStrategyMixin, base.BaseCommandTest):
 
     def setUp(self):
-        super(TestKubeRootcaUpdateStrategy, self).setUp()
-        self.sw_update_manager = self.app.client_manager.\
-            kube_rootca_update_manager.kube_rootca_update_manager
+        super().setUp()
+        self.sw_update_manager = self.app.client_manager.kube_rootca_update_manager.\
+            kube_rootca_update_manager
         self.create_command = cli_cmd.CreateKubeRootcaUpdateStrategy
         self.show_command = cli_cmd.ShowKubeRootcaUpdateStrategy
         self.delete_command = cli_cmd.DeleteKubeRootcaUpdateStrategy
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_kube_upgrade_strategy.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_kube_upgrade_strategy.py
index f5faea8..94f53ad 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_kube_upgrade_strategy.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_kube_upgrade_strategy.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2020-2021 Wind River Systems, Inc.
+# Copyright (c) 2020-2021, 2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -12,9 +12,10 @@ from dcmanagerclient.tests.v1.mixins import UpdateStrategyMixin
 class TestKubeUpgradeStrategy(UpdateStrategyMixin, base.BaseCommandTest):
 
     def setUp(self):
-        super(TestKubeUpgradeStrategy, self).setUp()
-        self.sw_update_manager = \
+        super().setUp()
+        self.sw_update_manager = (
             self.app.client_manager.kube_upgrade_manager.kube_upgrade_manager
+        )
         self.create_command = cli_cmd.CreateKubeUpgradeStrategy
         self.show_command = cli_cmd.ShowKubeUpgradeStrategy
         self.delete_command = cli_cmd.DeleteKubeUpgradeStrategy
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_patch_update_strategy.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_patch_update_strategy.py
index e940f5b..84d5fd6 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_patch_update_strategy.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_patch_update_strategy.py
@@ -13,13 +13,14 @@ from dcmanagerclient.tests.v1.mixins import UpdateStrategyMixin
 class TestPatchUpdateStrategy(UpdateStrategyMixin, base.BaseCommandTest):
 
     def setUp(self):
-        super(TestPatchUpdateStrategy, self).setUp()
+        super().setUp()
 
         # Increase results_length due to the 'upload only' field
         self.results_length += 1
 
-        self.sw_update_manager = self.app.client_manager.sw_patch_manager.\
-            sw_patch_manager
+        self.sw_update_manager = (
+            self.app.client_manager.sw_patch_manager.sw_patch_manager
+        )
         self.create_command = cli_cmd.CreatePatchUpdateStrategy
         self.show_command = cli_cmd.ShowPatchUpdateStrategy
         self.delete_command = cli_cmd.DeletePatchUpdateStrategy
@@ -34,15 +35,16 @@ class TestPatchUpdateStrategy(UpdateStrategyMixin, base.BaseCommandTest):
         expected_strategy_type = manager_to_test.update_type
 
         # mock the result of the API call
-        strategy = utils.make_strategy(strategy_type=expected_strategy_type,
-                                       extra_args={"upload-only": True})
+        strategy = utils.make_strategy(
+            strategy_type=expected_strategy_type, extra_args={"upload-only": True}
+        )
 
         # mock that there is no pre-existing strategy
         manager_to_test.create_sw_update_strategy.return_value = strategy
 
         # invoke the backend method for the CLI.
         # Returns a tuple of field descriptions, and a second tuple of values
-        fields, results = self.call(self.create_command, ['--upload-only'])
+        fields, results = self.call(self.create_command, ["--upload-only"])
 
         # results is a tuple of expected length
         self.assertEqual(len(results), self.results_length)
@@ -57,5 +59,5 @@ class TestPatchUpdateStrategy(UpdateStrategyMixin, base.BaseCommandTest):
         # - updated_at
 
         self.assertEqual(results[0], expected_strategy_type)
-        self.assertEqual(fields[-4], 'upload only')
+        self.assertEqual(fields[-4], "upload only")
         self.assertEqual(results[-4], True)
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_peer_group_association.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_peer_group_association.py
index 810001f..bb723dd 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_peer_group_association.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_peer_group_association.py
@@ -1,17 +1,20 @@
 #
-# Copyright (c) 2023 Wind River Systems, Inc.
+# Copyright (c) 2023-2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
 
 import copy
+
 import mock
 from oslo_utils import timeutils
 
-from dcmanagerclient.api.v1.peer_group_association_manager \
-    import PeerGroupAssociation as PeerAssociation
-from dcmanagerclient.commands.v1 import peer_group_association_manager \
-    as peer_group_association_cmd
+from dcmanagerclient.api.v1.peer_group_association_manager import (
+    PeerGroupAssociation as PeerAssociation,
+)
+from dcmanagerclient.commands.v1 import (
+    peer_group_association_manager as peer_group_association_cmd,
+)
 from dcmanagerclient.tests import base
 
 PEER_GROUP_ASSOCIATION_ID = "1"
@@ -36,134 +39,154 @@ PEER_GROUP_ASSOCIATION = PeerAssociation(
     SYNC_STATUS,
     SYNC_MESSAGE,
     CREATED_AT,
-    UPDATED_AT
+    UPDATED_AT,
 )
 
-PEER_GROUP_ASSOCIATION_TUPLE = (PEER_GROUP_ASSOCIATION_ID,
-                                PEER_GROUP_ID,
-                                SYSTEM_PEER_ID,
-                                ASSOCIATION_TYPE,
-                                SYNC_STATUS,
-                                PG_GROUP_PRIORITY)
+PEER_GROUP_ASSOCIATION_TUPLE = (
+    PEER_GROUP_ASSOCIATION_ID,
+    PEER_GROUP_ID,
+    SYSTEM_PEER_ID,
+    ASSOCIATION_TYPE,
+    SYNC_STATUS,
+    PG_GROUP_PRIORITY,
+)
 
-PEER_GROUP_ASSOCIATION_DETAIL_TUPLE = \
-    PEER_GROUP_ASSOCIATION_TUPLE + (SYNC_MESSAGE, CREATED_AT, UPDATED_AT)
+PEER_GROUP_ASSOCIATION_DETAIL_TUPLE = PEER_GROUP_ASSOCIATION_TUPLE + (
+    SYNC_MESSAGE,
+    CREATED_AT,
+    UPDATED_AT,
+)
 
-PEER_GROUP_ASSOCIATION_TUPLE_UPDATED = (PEER_GROUP_ASSOCIATION_ID,
-                                        PEER_GROUP_ID,
-                                        SYSTEM_PEER_ID,
-                                        ASSOCIATION_TYPE,
-                                        SYNC_STATUS,
-                                        PG_GROUP_PRIORITY_UPDATED,
-                                        SYNC_MESSAGE,
-                                        CREATED_AT,
-                                        UPDATED_AT)
+PEER_GROUP_ASSOCIATION_TUPLE_UPDATED = (
+    PEER_GROUP_ASSOCIATION_ID,
+    PEER_GROUP_ID,
+    SYSTEM_PEER_ID,
+    ASSOCIATION_TYPE,
+    SYNC_STATUS,
+    PG_GROUP_PRIORITY_UPDATED,
+    SYNC_MESSAGE,
+    CREATED_AT,
+    UPDATED_AT,
+)
 
 
 class TestCLIPeerGroupAssociationV1(base.BaseCommandTest):
     def setUp(self):
-        super(TestCLIPeerGroupAssociationV1, self).setUp()
+        super().setUp()
         # The client is the peer_group_association_manager
         self.client = self.app.client_manager.peer_group_association_manager
 
     def test_list_peer_group_association(self):
-        self.client.peer_group_association_manager.\
-            list_peer_group_associations.return_value =\
-            [PEER_GROUP_ASSOCIATION]
-        actual_call = self.call(peer_group_association_cmd.
-                                ListPeerGroupAssociation)
-        self.assertEqual([PEER_GROUP_ASSOCIATION_TUPLE],
-                         actual_call[1])
+        self.client.peer_group_association_manager.list_peer_group_associations.\
+            return_value = [PEER_GROUP_ASSOCIATION]
+        actual_call = self.call(peer_group_association_cmd.ListPeerGroupAssociation)
+        self.assertEqual([PEER_GROUP_ASSOCIATION_TUPLE], actual_call[1])
 
     def test_list_peer_group_association_empty(self):
-        self.client.peer_group_association_manager.\
-            list_peer_group_associations.return_value = []
-        actual_call = self.call(peer_group_association_cmd.
-                                ListPeerGroupAssociation)
-        self.assertEqual((tuple('<none>' for _ in range(
-            len(PEER_GROUP_ASSOCIATION_TUPLE))),), actual_call[1])
+        self.client.peer_group_association_manager.list_peer_group_associations.\
+            return_value = ([])
+        actual_call = self.call(peer_group_association_cmd.ListPeerGroupAssociation)
+        self.assertEqual(
+            (tuple("<none>" for _ in range(len(PEER_GROUP_ASSOCIATION_TUPLE))),),
+            actual_call[1],
+        )
 
     def test_add_peer_group_association(self):
         self.client.peer_group_association_manager.add_peer_group_association.\
             return_value = [PEER_GROUP_ASSOCIATION]
         actual_call = self.call(
-            peer_group_association_cmd.AddPeerGroupAssociation, app_args=[
-                '--peer-group-id', PEER_GROUP_ID,
-                '--system-peer-id', SYSTEM_PEER_ID,
-                '--peer-group-priority', PG_GROUP_PRIORITY
-            ])
-        self.assertEqual(
-            PEER_GROUP_ASSOCIATION_DETAIL_TUPLE,
-            actual_call[1])
+            peer_group_association_cmd.AddPeerGroupAssociation,
+            app_args=[
+                "--peer-group-id",
+                PEER_GROUP_ID,
+                "--system-peer-id",
+                SYSTEM_PEER_ID,
+                "--peer-group-priority",
+                PG_GROUP_PRIORITY,
+            ],
+        )
+        self.assertEqual(PEER_GROUP_ASSOCIATION_DETAIL_TUPLE, actual_call[1])
 
     def test_show_peer_group_association(self):
-        self.client.peer_group_association_manager.\
-            peer_group_association_detail.return_value =\
-            [PEER_GROUP_ASSOCIATION]
-        actual_call = self.call(peer_group_association_cmd.
-                                ShowPeerGroupAssociation,
-                                app_args=[PEER_GROUP_ASSOCIATION_ID])
-        self.assertEqual((PEER_GROUP_ASSOCIATION_ID,
-                          PEER_GROUP_ID,
-                          SYSTEM_PEER_ID,
-                          ASSOCIATION_TYPE,
-                          SYNC_STATUS,
-                          PG_GROUP_PRIORITY,
-                          SYNC_MESSAGE,
-                          CREATED_AT,
-                          UPDATED_AT), actual_call[1])
+        self.client.peer_group_association_manager.peer_group_association_detail.\
+            return_value = [PEER_GROUP_ASSOCIATION]
+        actual_call = self.call(
+            peer_group_association_cmd.ShowPeerGroupAssociation,
+            app_args=[PEER_GROUP_ASSOCIATION_ID],
+        )
+        self.assertEqual(
+            (
+                PEER_GROUP_ASSOCIATION_ID,
+                PEER_GROUP_ID,
+                SYSTEM_PEER_ID,
+                ASSOCIATION_TYPE,
+                SYNC_STATUS,
+                PG_GROUP_PRIORITY,
+                SYNC_MESSAGE,
+                CREATED_AT,
+                UPDATED_AT,
+            ),
+            actual_call[1],
+        )
 
     def test_show_peer_group_association_without_id(self):
-        self.client.peer_group_association_manager.\
-            peer_group_association_detail.return_value = []
-        self.assertRaises(SystemExit, self.call,
-                          peer_group_association_cmd.ShowPeerGroupAssociation,
-                          app_args=[])
+        self.client.peer_group_association_manager.peer_group_association_detail.\
+            return_value = ([])
+        self.assertRaises(
+            SystemExit,
+            self.call,
+            peer_group_association_cmd.ShowPeerGroupAssociation,
+            app_args=[],
+        )
 
     def test_delete_peer_group_association(self):
-        self.call(peer_group_association_cmd.DeletePeerGroupAssociation,
-                  app_args=[PEER_GROUP_ASSOCIATION_ID])
-        self.client.peer_group_association_manager. \
-            delete_peer_group_association.\
+        self.call(
+            peer_group_association_cmd.DeletePeerGroupAssociation,
+            app_args=[PEER_GROUP_ASSOCIATION_ID],
+        )
+        self.client.peer_group_association_manager.delete_peer_group_association.\
             assert_called_once_with(PEER_GROUP_ASSOCIATION_ID)
 
     def test_delete_peer_group_association_without_id(self):
-        self.assertRaises(SystemExit, self.call,
-                          peer_group_association_cmd.
-                          DeletePeerGroupAssociation, app_args=[])
+        self.assertRaises(
+            SystemExit,
+            self.call,
+            peer_group_association_cmd.DeletePeerGroupAssociation,
+            app_args=[],
+        )
 
     def test_update_peer_group_association(self):
-        UPDATED_PEER_GROUP_ASSOCIATION = copy.copy(PEER_GROUP_ASSOCIATION)
-        UPDATED_PEER_GROUP_ASSOCIATION.peer_group_priority =\
+        updated_peed_group_association = copy.copy(PEER_GROUP_ASSOCIATION)
+        updated_peed_group_association.peer_group_priority = (
             PG_GROUP_PRIORITY_UPDATED
-        self.client.peer_group_association_manager.\
-            update_peer_group_association.\
-            return_value = [UPDATED_PEER_GROUP_ASSOCIATION]
+        )
+        self.client.peer_group_association_manager.update_peer_group_association.\
+            return_value = [updated_peed_group_association]
         actual_call = self.call(
             peer_group_association_cmd.UpdatePeerGroupAssociation,
-            app_args=[PEER_GROUP_ASSOCIATION_ID,
-                      '--peer-group-priority', PG_GROUP_PRIORITY_UPDATED])
-        self.assertEqual(
-            (PEER_GROUP_ASSOCIATION_TUPLE_UPDATED),
-            actual_call[1])
+            app_args=[
+                PEER_GROUP_ASSOCIATION_ID,
+                "--peer-group-priority",
+                PG_GROUP_PRIORITY_UPDATED,
+            ],
+        )
+        self.assertEqual((PEER_GROUP_ASSOCIATION_TUPLE_UPDATED), actual_call[1])
 
     def test_update_peer_group_association_without_priority(self):
-        self.client.peer_group_association_manager.\
-            update_peer_group_association.\
+        self.client.peer_group_association_manager.update_peer_group_association.\
             return_value = [PEER_GROUP_ASSOCIATION]
-        self.assertRaises(SystemExit,
-                          self.call,
-                          peer_group_association_cmd.
-                          UpdatePeerGroupAssociation,
-                          app_args=[PEER_GROUP_ID])
+        self.assertRaises(
+            SystemExit,
+            self.call,
+            peer_group_association_cmd.UpdatePeerGroupAssociation,
+            app_args=[PEER_GROUP_ID],
+        )
 
     def test_sync_peer_group_association(self):
-        self.client.peer_group_association_manager.\
-            sync_peer_group_association.\
+        self.client.peer_group_association_manager.sync_peer_group_association.\
             return_value = [PEER_GROUP_ASSOCIATION]
         actual_call = self.call(
             peer_group_association_cmd.SyncPeerGroupAssociation,
-            app_args=[PEER_GROUP_ASSOCIATION_ID])
-        self.assertEqual(
-            (PEER_GROUP_ASSOCIATION_DETAIL_TUPLE),
-            actual_call[1])
+            app_args=[PEER_GROUP_ASSOCIATION_ID],
+        )
+        self.assertEqual((PEER_GROUP_ASSOCIATION_DETAIL_TUPLE), actual_call[1])
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_deploy_manager.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_deploy_manager.py
index 7ae8b57..b01d789 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_deploy_manager.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_deploy_manager.py
@@ -18,8 +18,7 @@ import tempfile
 import mock
 
 from dcmanagerclient.api.v1 import subcloud_deploy_manager as sdm
-from dcmanagerclient.commands.v1 import subcloud_deploy_manager as \
-    subcloud_deploy_cmd
+from dcmanagerclient.commands.v1 import subcloud_deploy_manager
 from dcmanagerclient.exceptions import DCManagerClientException
 from dcmanagerclient.tests import base
 
@@ -79,7 +78,7 @@ SUBCLOUD_DEPLOY_NO_OVERRIDES_CHART = sdm.SubcloudDeploy(
 class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
 
     def setUp(self):
-        super(TestCLISubcloudDeployManagerV1, self).setUp()
+        super().setUp()
         # The client is the subcloud_deploy_manager
         self.client = self.app.client_manager.subcloud_deploy_manager
 
@@ -89,7 +88,7 @@ class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
         ]
 
         # Without "--release" parameter
-        actual_call1 = self.call(subcloud_deploy_cmd.SubcloudDeployShow)
+        actual_call1 = self.call(subcloud_deploy_manager.SubcloudDeployShow)
 
         self.assertEqual(
             (
@@ -104,7 +103,7 @@ class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
 
         # With "--release" parameter
         actual_call2 = self.call(
-            subcloud_deploy_cmd.SubcloudDeployShow,
+            subcloud_deploy_manager.SubcloudDeployShow,
             app_args=["--release", base.SOFTWARE_VERSION],
         )
 
@@ -133,7 +132,7 @@ class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
             file_path_3 = os.path.abspath(f3.name)
             file_path_4 = os.path.abspath(f4.name)
             actual_call = self.call(
-                subcloud_deploy_cmd.SubcloudDeployUpload,
+                subcloud_deploy_manager.SubcloudDeployUpload,
                 app_args=[
                     "--deploy-playbook",
                     file_path_1,
@@ -169,7 +168,7 @@ class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
             file_path_2 = os.path.abspath(f2.name)
             file_path_3 = os.path.abspath(f3.name)
             actual_call = self.call(
-                subcloud_deploy_cmd.SubcloudDeployUpload,
+                subcloud_deploy_manager.SubcloudDeployUpload,
                 app_args=[
                     "--deploy-playbook",
                     file_path_1,
@@ -199,7 +198,7 @@ class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
         with tempfile.NamedTemporaryFile() as f1:
             file_path_1 = os.path.abspath(f1.name)
             actual_call = self.call(
-                subcloud_deploy_cmd.SubcloudDeployUpload,
+                subcloud_deploy_manager.SubcloudDeployUpload,
                 app_args=["--prestage-images", file_path_1],
             )
         self.assertEqual(
@@ -219,7 +218,7 @@ class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
             file_path_2 = os.path.abspath(f2.name)
             file_path_3 = os.path.abspath(f3.name)
             actual_call = self.call(
-                subcloud_deploy_cmd.SubcloudDeployUpload,
+                subcloud_deploy_manager.SubcloudDeployUpload,
                 app_args=[
                     "--deploy-overrides",
                     file_path_1,
@@ -250,7 +249,7 @@ class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
             file_path_1 = os.path.abspath(f1.name)
             file_path_2 = os.path.abspath(f2.name)
             actual_call = self.call(
-                subcloud_deploy_cmd.SubcloudDeployUpload,
+                subcloud_deploy_manager.SubcloudDeployUpload,
                 app_args=[
                     "--deploy-chart",
                     file_path_1,
@@ -275,7 +274,7 @@ class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
             file_path_1 = os.path.abspath(f1.name)
             file_path_2 = os.path.abspath(f2.name)
             actual_call = self.call(
-                subcloud_deploy_cmd.SubcloudDeployUpload,
+                subcloud_deploy_manager.SubcloudDeployUpload,
                 app_args=[
                     "--deploy-playbook",
                     file_path_1,
@@ -311,7 +310,7 @@ class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
             e = self.assertRaises(
                 DCManagerClientException,
                 self.call,
-                subcloud_deploy_cmd.SubcloudDeployUpload,
+                subcloud_deploy_manager.SubcloudDeployUpload,
                 app_args=[
                     "--deploy-playbook",
                     file_path_1,
@@ -332,14 +331,14 @@ class TestCLISubcloudDeployManagerV1(base.BaseCommandTest):
         data = {"prestage_images": "False", "deployment_files": "False"}
         app_args = ["--release", release_version]
 
-        self.call(subcloud_deploy_cmd.SubcloudDeployDelete, app_args=app_args)
+        self.call(subcloud_deploy_manager.SubcloudDeployDelete, app_args=app_args)
 
         self.client.subcloud_deploy_manager.subcloud_deploy_delete.\
             assert_called_once_with(release_version, data=data)
 
     def test_subcloud_deploy_delete_without_release(self):
 
-        self.call(subcloud_deploy_cmd.SubcloudDeployDelete)
+        self.call(subcloud_deploy_manager.SubcloudDeployDelete)
         data = {"prestage_images": "False", "deployment_files": "False"}
         self.client.subcloud_deploy_manager.subcloud_deploy_delete.\
             assert_called_once_with(None, data=data)
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_group_manager.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_group_manager.py
index 42bcf3f..ba31a20 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_group_manager.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_group_manager.py
@@ -1,5 +1,5 @@
 # Copyright (c) 2017 Ericsson AB.
-# Copyright (c) 2017-2023 Wind River Systems, Inc.
+# Copyright (c) 2017-2024 Wind River Systems, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -15,78 +15,74 @@
 #
 
 import copy
-import mock
 
+import mock
 from oslo_utils import timeutils
 
 from dcmanagerclient.api.v1 import subcloud_group_manager as zm
-from dcmanagerclient.commands.v1 \
-    import subcloud_group_manager as subcloud_group_cmd
+from dcmanagerclient.commands.v1 import subcloud_group_manager as subcloud_group_cmd
 from dcmanagerclient.tests import base
 
-
-ID = '2'
-NAME = 'GroupX'
-DESCRIPTION = 'Custom subcloud group'
-APPLY_TYPE = 'parallel'
+ID = "2"
+NAME = "GroupX"
+DESCRIPTION = "Custom subcloud group"
+APPLY_TYPE = "parallel"
 MAX_PARALLEL_SUBCLOUDS = 3
 TIME_NOW = timeutils.utcnow().isoformat()
-NEW_DESCRIPTION = 'Slightly different subcloud group'
+NEW_DESCRIPTION = "Slightly different subcloud group"
 
 SUBCLOUD_GROUP_DICT = {
-    'GROUP_ID': ID,
-    'NAME': NAME,
-    'DESCRIPTION': DESCRIPTION,
-    'APPLY_TYPE': APPLY_TYPE,
-    'MAX_PARALLEL_SUBCLOUDS': MAX_PARALLEL_SUBCLOUDS,
-    'CREATED_AT': TIME_NOW,
-    'UPDATED_AT': TIME_NOW
+    "GROUP_ID": ID,
+    "NAME": NAME,
+    "DESCRIPTION": DESCRIPTION,
+    "APPLY_TYPE": APPLY_TYPE,
+    "MAX_PARALLEL_SUBCLOUDS": MAX_PARALLEL_SUBCLOUDS,
+    "CREATED_AT": TIME_NOW,
+    "UPDATED_AT": TIME_NOW,
 }
 
 SUBCLOUD_GROUP = zm.SubcloudGroup(
     mock,
-    group_id=SUBCLOUD_GROUP_DICT['GROUP_ID'],
-    name=SUBCLOUD_GROUP_DICT['NAME'],
-    description=SUBCLOUD_GROUP_DICT['DESCRIPTION'],
-    update_apply_type=SUBCLOUD_GROUP_DICT['APPLY_TYPE'],
-    max_parallel_subclouds=SUBCLOUD_GROUP_DICT['MAX_PARALLEL_SUBCLOUDS'],
-    created_at=SUBCLOUD_GROUP_DICT['CREATED_AT'],
-    updated_at=SUBCLOUD_GROUP_DICT['UPDATED_AT']
+    group_id=SUBCLOUD_GROUP_DICT["GROUP_ID"],
+    name=SUBCLOUD_GROUP_DICT["NAME"],
+    description=SUBCLOUD_GROUP_DICT["DESCRIPTION"],
+    update_apply_type=SUBCLOUD_GROUP_DICT["APPLY_TYPE"],
+    max_parallel_subclouds=SUBCLOUD_GROUP_DICT["MAX_PARALLEL_SUBCLOUDS"],
+    created_at=SUBCLOUD_GROUP_DICT["CREATED_AT"],
+    updated_at=SUBCLOUD_GROUP_DICT["UPDATED_AT"],
 )
 
 
 class TestCLISubcloudGroupManagerV1(base.BaseCommandTest):
 
     def setUp(self):
-        super(TestCLISubcloudGroupManagerV1, self).setUp()
+        super().setUp()
         # The client is the subcloud_group_manager
         self.client = self.app.client_manager.subcloud_group_manager
 
     def test_list_subcloud_groups(self):
-        self.client.subcloud_group_manager.\
-            list_subcloud_groups.return_value = [SUBCLOUD_GROUP]
+        self.client.subcloud_group_manager.list_subcloud_groups.return_value = [
+            SUBCLOUD_GROUP
+        ]
         actual_call = self.call(subcloud_group_cmd.ListSubcloudGroup)
-        self.assertEqual([(ID, NAME, DESCRIPTION)],
-                         actual_call[1])
+        self.assertEqual([(ID, NAME, DESCRIPTION)], actual_call[1])
 
     def test_list_subcloud_groups_empty(self):
-        self.client.subcloud_group_manager.\
-            list_subcloud_groups.return_value = []
+        self.client.subcloud_group_manager.list_subcloud_groups.return_value = []
         actual_call = self.call(subcloud_group_cmd.ListSubcloudGroup)
-        self.assertEqual((('<none>', '<none>', '<none>'),),
-                         actual_call[1])
+        self.assertEqual((("<none>", "<none>", "<none>"),), actual_call[1])
 
     def test_list_subcloud_group_subclouds(self):
         self.client.subcloud_group_manager.\
-            subcloud_group_list_subclouds.return_value = [
-                base.SUBCLOUD_RESOURCE]
-        actual_call = self.call(subcloud_group_cmd.ListSubcloudGroupSubclouds,
-                                app_args=[ID])
+            subcloud_group_list_subclouds.return_value = [base.SUBCLOUD_RESOURCE]
+        actual_call = self.call(
+            subcloud_group_cmd.ListSubcloudGroupSubclouds, app_args=[ID]
+        )
         self.client.subcloud_group_manager.subcloud_group_list_subclouds.\
             assert_called_once_with(ID)
-        self.assertEqual([
-            base.SUBCLOUD_FIELD_RESULT_LIST_WITH_PEERID],
-            actual_call[1])
+        self.assertEqual(
+            [base.SUBCLOUD_FIELD_RESULT_LIST_WITH_PEERID], actual_call[1]
+        )
 
     def test_delete_subcloud_group_by_id(self):
         self.call(subcloud_group_cmd.DeleteSubcloudGroup, app_args=[ID])
@@ -94,64 +90,90 @@ class TestCLISubcloudGroupManagerV1(base.BaseCommandTest):
             assert_called_once_with(ID)
 
     def test_delete_subcloud_group_without_id(self):
-        self.assertRaises(SystemExit, self.call,
-                          subcloud_group_cmd.DeleteSubcloudGroup, app_args=[])
+        self.assertRaises(
+            SystemExit,
+            self.call,
+            subcloud_group_cmd.DeleteSubcloudGroup,
+            app_args=[],
+        )
 
     def test_show_subcloud_group_with_id(self):
-        self.client.subcloud_group_manager.subcloud_group_detail.\
-            return_value = [SUBCLOUD_GROUP]
-        actual_call = self.call(subcloud_group_cmd.ShowSubcloudGroup,
-                                app_args=[ID])
-        self.assertEqual((ID,
-                          NAME,
-                          DESCRIPTION,
-                          APPLY_TYPE,
-                          MAX_PARALLEL_SUBCLOUDS,
-                          TIME_NOW,
-                          TIME_NOW),
-                         actual_call[1])
+        self.client.subcloud_group_manager.subcloud_group_detail.return_value = [
+            SUBCLOUD_GROUP
+        ]
+        actual_call = self.call(subcloud_group_cmd.ShowSubcloudGroup, app_args=[ID])
+        self.assertEqual(
+            (
+                ID,
+                NAME,
+                DESCRIPTION,
+                APPLY_TYPE,
+                MAX_PARALLEL_SUBCLOUDS,
+                TIME_NOW,
+                TIME_NOW,
+            ),
+            actual_call[1],
+        )
 
     def test_show_subcloud_group_without_id(self):
-        self.client.subcloud_group_manager.subcloud_group_detail.\
-            return_value = []
-        actual_call = self.call(subcloud_group_cmd.ShowSubcloudGroup,
-                                app_args=[ID])
-        self.assertEqual((('<none>', '<none>', '<none>', '<none>',
-                           '<none>', '<none>', '<none>'),),
-                         actual_call[1])
+        self.client.subcloud_group_manager.subcloud_group_detail.return_value = []
+        actual_call = self.call(subcloud_group_cmd.ShowSubcloudGroup, app_args=[ID])
+        self.assertEqual(
+            (
+                (
+                    "<none>",
+                    "<none>",
+                    "<none>",
+                    "<none>",
+                    "<none>",
+                    "<none>",
+                    "<none>",
+                ),
+            ),
+            actual_call[1],
+        )
 
     def test_add_subcloud_group(self):
-        self.client.subcloud_group_manager.add_subcloud_group.\
-            return_value = [SUBCLOUD_GROUP]
+        self.client.subcloud_group_manager.add_subcloud_group.return_value = [
+            SUBCLOUD_GROUP
+        ]
 
         actual_call = self.call(
             subcloud_group_cmd.AddSubcloudGroup,
-            app_args=['--name', NAME,
-                      '--description', DESCRIPTION]
+            app_args=["--name", NAME, "--description", DESCRIPTION],
+        )
+        self.assertEqual(
+            (
+                ID,
+                NAME,
+                DESCRIPTION,
+                APPLY_TYPE,
+                MAX_PARALLEL_SUBCLOUDS,
+                TIME_NOW,
+                TIME_NOW,
+            ),
+            actual_call[1],
         )
-        self.assertEqual((ID,
-                          NAME,
-                          DESCRIPTION,
-                          APPLY_TYPE,
-                          MAX_PARALLEL_SUBCLOUDS,
-                          TIME_NOW,
-                          TIME_NOW),
-                         actual_call[1])
 
     def test_update_subcloud_group(self):
-        UPDATED_SUBCLOUD = copy.copy(SUBCLOUD_GROUP)
-        UPDATED_SUBCLOUD.description = NEW_DESCRIPTION
-        self.client.subcloud_group_manager.update_subcloud_group.\
-            return_value = [UPDATED_SUBCLOUD]
+        updated_subloud = copy.copy(SUBCLOUD_GROUP)
+        updated_subloud.description = NEW_DESCRIPTION
+        self.client.subcloud_group_manager.update_subcloud_group.return_value = [
+            updated_subloud
+        ]
         actual_call = self.call(
             subcloud_group_cmd.UpdateSubcloudGroup,
-            app_args=[SUBCLOUD_GROUP.group_id,
-                      '--description', NEW_DESCRIPTION])
-        self.assertEqual((ID,
-                          NAME,
-                          NEW_DESCRIPTION,
-                          APPLY_TYPE,
-                          MAX_PARALLEL_SUBCLOUDS,
-                          TIME_NOW,
-                          TIME_NOW),
-                         actual_call[1])
+            app_args=[SUBCLOUD_GROUP.group_id, "--description", NEW_DESCRIPTION],
+        )
+        self.assertEqual(
+            (
+                ID,
+                NAME,
+                NEW_DESCRIPTION,
+                APPLY_TYPE,
+                MAX_PARALLEL_SUBCLOUDS,
+                TIME_NOW,
+                TIME_NOW,
+            ),
+            actual_call[1],
+        )
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_peer_group_manager.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_peer_group_manager.py
index e315e97..9808d7f 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_peer_group_manager.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_subcloud_peer_group_manager.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2023 Wind River Systems, Inc.
+# Copyright (c) 2023-2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -6,10 +6,12 @@
 import mock
 from oslo_utils import timeutils
 
-from dcmanagerclient.api.v1.subcloud_peer_group_manager \
-    import SubcloudPeerGroup as Peergroup
-from dcmanagerclient.commands.v1 \
-    import subcloud_peer_group_manager as subcloud_peer_group_cmd
+from dcmanagerclient.api.v1.subcloud_peer_group_manager import (
+    SubcloudPeerGroup as Peergroup,
+)
+from dcmanagerclient.commands.v1 import (
+    subcloud_peer_group_manager as subcloud_peer_group_cmd,
+)
 from dcmanagerclient.exceptions import DCManagerClientException
 from dcmanagerclient.tests import base
 
@@ -34,77 +36,76 @@ SubcloudPeerGroup = Peergroup(
     PG_SYSTEM_LEADER_NAME,
     PG_MAX_SUBCLOUD_REHOMING,
     PG_CREATED_AT,
-    PG_UPDATED_AT
+    PG_UPDATED_AT,
 )
 
-PG_TUPLE = (PG_ID,
-            PG_NAME,
-            PG_GROUP_PRIORITY,
-            PG_GROUP_STATE,
-            PG_SYSTEM_LEADER_ID,
-            PG_SYSTEM_LEADER_NAME,
-            PG_MAX_SUBCLOUD_REHOMING,
-            )
+PG_TUPLE = (
+    PG_ID,
+    PG_NAME,
+    PG_GROUP_PRIORITY,
+    PG_GROUP_STATE,
+    PG_SYSTEM_LEADER_ID,
+    PG_SYSTEM_LEADER_NAME,
+    PG_MAX_SUBCLOUD_REHOMING,
+)
 PG_TUPLE_WITH_DATE = PG_TUPLE + (PG_CREATED_AT, PG_UPDATED_AT)
 
 
 class TestCLISubcloudPeerGroupManager(base.BaseCommandTest):
     def setUp(self):
-        super(TestCLISubcloudPeerGroupManager, self).setUp()
+        super().setUp()
         # The client is the subcloud_peer_group_manager
         self.client = self.app.client_manager.subcloud_peer_group_manager
 
     def test_list_subcloud_peer_groups(self):
         self.client.subcloud_peer_group_manager.\
-            list_subcloud_peer_groups.return_value =\
-            [SubcloudPeerGroup]
+            list_subcloud_peer_groups.return_value = [SubcloudPeerGroup]
         actual_call = self.call(subcloud_peer_group_cmd.ListSubcloudPeerGroup)
-        self.assertEqual([PG_TUPLE_WITH_DATE],
-                         actual_call[1])
+        self.assertEqual([PG_TUPLE_WITH_DATE], actual_call[1])
 
     def test_show_subcloud_peer_group(self):
         self.client.subcloud_peer_group_manager.\
-            subcloud_peer_group_detail.return_value =\
-            [SubcloudPeerGroup]
-        actual_call = self.call(subcloud_peer_group_cmd.ShowSubcloudPeerGroup,
-                                app_args=[PG_ID])
+            subcloud_peer_group_detail.return_value = [SubcloudPeerGroup]
+        actual_call = self.call(
+            subcloud_peer_group_cmd.ShowSubcloudPeerGroup, app_args=[PG_ID]
+        )
         self.assertEqual(PG_TUPLE_WITH_DATE, actual_call[1])
 
     def test_list_subcloud_peer_group_subclouds(self):
-        self.client.subcloud_peer_group_manager.\
-            subcloud_peer_group_list_subclouds.return_value = \
-            [base.SUBCLOUD_RESOURCE_WITH_PEERID]
+        self.client.subcloud_peer_group_manager.subcloud_peer_group_list_subclouds.\
+            return_value = [base.SUBCLOUD_RESOURCE_WITH_PEERID]
         actual_call = self.call(
             subcloud_peer_group_cmd.ListSubcloudPeerGroupSubclouds,
-            app_args=[base.ID])
-        self.assertEqual([
-            base.SUBCLOUD_FIELD_RESULT_LIST_WITH_PEERID],
-            actual_call[1])
+            app_args=[base.ID],
+        )
+        self.assertEqual(
+            [base.SUBCLOUD_FIELD_RESULT_LIST_WITH_PEERID], actual_call[1]
+        )
 
     def test_add_subcloud_peer_group(self):
         self.client.subcloud_peer_group_manager.add_subcloud_peer_group.\
             return_value = [SubcloudPeerGroup]
         actual_call1 = self.call(
-            subcloud_peer_group_cmd.AddSubcloudPeerGroup, app_args=[
-                '--peer-group-name', PG_NAME
-            ])
+            subcloud_peer_group_cmd.AddSubcloudPeerGroup,
+            app_args=["--peer-group-name", PG_NAME],
+        )
 
         actual_call2 = self.call(
-            subcloud_peer_group_cmd.AddSubcloudPeerGroup, app_args=[
-                '--peer-group-name', PG_NAME,
-                '--group-state', PG_GROUP_STATE,
-                '--max-subcloud-rehoming', PG_MAX_SUBCLOUD_REHOMING
-            ])
-        self.assertEqual(
-            PG_TUPLE_WITH_DATE,
-            actual_call1[1])
-        self.assertEqual(
-            PG_TUPLE_WITH_DATE,
-            actual_call2[1])
+            subcloud_peer_group_cmd.AddSubcloudPeerGroup,
+            app_args=[
+                "--peer-group-name",
+                PG_NAME,
+                "--group-state",
+                PG_GROUP_STATE,
+                "--max-subcloud-rehoming",
+                PG_MAX_SUBCLOUD_REHOMING,
+            ],
+        )
+        self.assertEqual(PG_TUPLE_WITH_DATE, actual_call1[1])
+        self.assertEqual(PG_TUPLE_WITH_DATE, actual_call2[1])
 
     def test_delete_subcloud_peer_group(self):
-        self.call(subcloud_peer_group_cmd.DeleteSubcloudPeerGroup,
-                  app_args=[PG_ID])
+        self.call(subcloud_peer_group_cmd.DeleteSubcloudPeerGroup, app_args=[PG_ID])
         self.client.subcloud_peer_group_manager.delete_subcloud_peer_group.\
             assert_called_once_with(PG_ID)
 
@@ -115,15 +116,20 @@ class TestCLISubcloudPeerGroupManager(base.BaseCommandTest):
             subcloud_peer_group_cmd.UpdateSubcloudPeerGroup,
             app_args=[
                 base.ID,
-                '--peer-group-name', PG_NAME,
-                '--group-state', PG_GROUP_STATE,
-                '--max-subcloud-rehoming', PG_MAX_SUBCLOUD_REHOMING])
-        self.assertEqual(
-            (PG_TUPLE_WITH_DATE),
-            actual_call[1])
+                "--peer-group-name",
+                PG_NAME,
+                "--group-state",
+                PG_GROUP_STATE,
+                "--max-subcloud-rehoming",
+                PG_MAX_SUBCLOUD_REHOMING,
+            ],
+        )
+        self.assertEqual((PG_TUPLE_WITH_DATE), actual_call[1])
 
-        e = self.assertRaises(DCManagerClientException,
-                              self.call,
-                              subcloud_peer_group_cmd.UpdateSubcloudPeerGroup,
-                              app_args=[base.ID])
-        self.assertTrue('Nothing to update' in str(e))
+        e = self.assertRaises(
+            DCManagerClientException,
+            self.call,
+            subcloud_peer_group_cmd.UpdateSubcloudPeerGroup,
+            app_args=[base.ID],
+        )
+        self.assertTrue("Nothing to update" in str(e))
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_prestage_manager.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_prestage_manager.py
index 69e7e75..820bc45 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_prestage_manager.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_prestage_manager.py
@@ -1,16 +1,17 @@
 #
-# Copyright (c) 2022-2023 Wind River Systems, Inc.
+# Copyright (c) 2022-2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
 
 import getpass
+
 import mock
 
 from dcmanagerclient.commands.v1 import sw_prestage_manager as cli_cmd
 from dcmanagerclient.tests import base
-from dcmanagerclient.tests.v1.mixins import UpdateStrategyMixin
 from dcmanagerclient.tests.v1 import utils
+from dcmanagerclient.tests.v1.mixins import UpdateStrategyMixin
 
 FAKE_RELEASE = "21.12"
 
@@ -18,13 +19,14 @@ FAKE_RELEASE = "21.12"
 class TestSwPrestageStrategy(UpdateStrategyMixin, base.BaseCommandTest):
 
     def setUp(self):
-        super(TestSwPrestageStrategy, self).setUp()
-        self.sw_update_manager = \
+        super().setUp()
+        self.sw_update_manager = (
             self.app.client_manager.sw_prestage_manager.sw_prestage_manager
+        )
 
-        p = mock.patch.object(getpass, 'getpass')
+        p = mock.patch.object(getpass, "getpass")
         self.mock_prompt = p.start()
-        self.mock_prompt.return_value = str('testpassword')
+        self.mock_prompt.return_value = str("testpassword")
         self.addCleanup(p.stop)
 
         self.create_command = cli_cmd.CreateSwPrestageStrategy
@@ -41,17 +43,17 @@ class TestSwPrestageStrategy(UpdateStrategyMixin, base.BaseCommandTest):
         expected_strategy_type = manager_to_test.update_type
 
         # mock the result of the API call
-        strategy = utils.make_strategy(strategy_type=expected_strategy_type,
-                                       extra_args={"prestage-software-version":
-                                                   FAKE_RELEASE})
+        strategy = utils.make_strategy(
+            strategy_type=expected_strategy_type,
+            extra_args={"prestage-software-version": FAKE_RELEASE},
+        )
 
         # mock that there is no pre-existing strategy
         manager_to_test.create_sw_update_strategy.return_value = strategy
 
         # invoke the backend method for the CLI.
         # Returns a tuple of field descriptions, and a second tuple of values
-        fields, results = self.call(self.create_command,
-                                    ['--release', FAKE_RELEASE])
+        fields, results = self.call(self.create_command, ["--release", FAKE_RELEASE])
 
         # results is a tuple of expected length
         self.assertEqual(len(results), self.results_length + 1)
@@ -66,5 +68,5 @@ class TestSwPrestageStrategy(UpdateStrategyMixin, base.BaseCommandTest):
         # - updated_at
 
         self.assertEqual(results[0], expected_strategy_type)
-        self.assertEqual(fields[-4], 'prestage software version')
+        self.assertEqual(fields[-4], "prestage software version")
         self.assertEqual(results[-4], FAKE_RELEASE)
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_update_manager.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_update_manager.py
index e380082..097aa3b 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_update_manager.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_update_manager.py
@@ -1,20 +1,18 @@
 #
-# Copyright (c) 2021 Wind River Systems, Inc.
+# Copyright (c) 2021, 2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
 
-from dcmanagerclient.api.v1.strategy_step_manager \
-    import StrategyStep
-from dcmanagerclient.commands.v1 \
-    import sw_update_manager as sw_update_cmd
+from dcmanagerclient.api.v1.strategy_step_manager import StrategyStep
+from dcmanagerclient.commands.v1 import sw_update_manager as sw_update_cmd
 from dcmanagerclient.tests import base
 
 FAKE_MANAGER = None
-FAKE_CLOUD = 'subcloud1'
-FAKE_STAGE = '1'
-FAKE_STATE = 'initial'
-FAKE_DETAILS = ''
+FAKE_CLOUD = "subcloud1"
+FAKE_STAGE = "1"
+FAKE_STATE = "initial"
+FAKE_DETAILS = ""
 FAKE_STARTED_AT = None
 FAKE_FINISHED_AT = None
 FAKE_CREATED_AT = None
@@ -29,30 +27,32 @@ STRATEGY_STEP = StrategyStep(
     FAKE_STARTED_AT,
     FAKE_FINISHED_AT,
     FAKE_CREATED_AT,
-    FAKE_UPDATED_AT
+    FAKE_UPDATED_AT,
 )
 
 
 class TestCLISWUpdateManagerV1(base.BaseCommandTest):
     def setUp(self):
-        super(TestCLISWUpdateManagerV1, self).setUp()
+        super().setUp()
         self.client = self.app.client_manager.strategy_step_manager
 
     def test_show_sw_update_strategy_step(self):
-        results = list()
+        results = []
         results.append(STRATEGY_STEP)
-        self.client.strategy_step_manager.\
-            strategy_step_detail.return_value = results
+        self.client.strategy_step_manager.strategy_step_detail.return_value = results
         actual_call = self.call(
-            sw_update_cmd.ShowSwUpdateStrategyStep,
-            app_args=[FAKE_CLOUD]
+            sw_update_cmd.ShowSwUpdateStrategyStep, app_args=[FAKE_CLOUD]
+        )
+        self.assertEqual(
+            (
+                FAKE_CLOUD,
+                FAKE_STAGE,
+                FAKE_STATE,
+                FAKE_DETAILS,
+                FAKE_STARTED_AT,
+                FAKE_FINISHED_AT,
+                FAKE_CREATED_AT,
+                FAKE_UPDATED_AT,
+            ),
+            actual_call[1],
         )
-        self.assertEqual((FAKE_CLOUD,
-                          FAKE_STAGE,
-                          FAKE_STATE,
-                          FAKE_DETAILS,
-                          FAKE_STARTED_AT,
-                          FAKE_FINISHED_AT,
-                          FAKE_CREATED_AT,
-                          FAKE_UPDATED_AT),
-                         actual_call[1])
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_update_options_manager.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_update_options_manager.py
index c73583f..21dd699 100755
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_update_options_manager.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_update_options_manager.py
@@ -1,23 +1,23 @@
 #
-# Copyright (c) 2021 Wind River Systems, Inc.
+# Copyright (c) 2021, 2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
 
-from dcmanagerclient.api.v1.sw_update_options_manager \
-    import SwUpdateOptions
-from dcmanagerclient.commands.v1 \
-    import sw_update_options_manager as sw_update_options_cmd
+from dcmanagerclient.api.v1.sw_update_options_manager import SwUpdateOptions
+from dcmanagerclient.commands.v1 import (
+    sw_update_options_manager as sw_update_options_cmd,
+)
 from dcmanagerclient.tests import base
 
 FAKE_MANAGER = None
-FAKE_CLOUD = '1'
+FAKE_CLOUD = "1"
 FAKE_STORAGE_APPLY_TYPE = "parallel"
 NEW_FAKE_STORAGE_APPLY_TYPE = "serial"
 FAKE_WORKER_APPLY_TYPE = "serial"
-FAKE_MAX_PARALLEL = '5'
-FAKE_ALARM_RESTRICTIONS = 'strict'
-FAKE_DEFAULT_INSTANCE_ACTION = 'migrate'
+FAKE_MAX_PARALLEL = "5"
+FAKE_ALARM_RESTRICTIONS = "strict"
+FAKE_DEFAULT_INSTANCE_ACTION = "migrate"
 FAKE_CREATED_AT = None
 FAKE_UPDATED_AT = None
 
@@ -30,108 +30,132 @@ SW_UPDATE_OPTION = SwUpdateOptions(
     FAKE_ALARM_RESTRICTIONS,
     FAKE_DEFAULT_INSTANCE_ACTION,
     FAKE_CREATED_AT,
-    FAKE_UPDATED_AT
+    FAKE_UPDATED_AT,
+)
+
+UPDATED_SW_UPDATE_OPTION = SwUpdateOptions(
+    FAKE_MANAGER,
+    FAKE_CLOUD,
+    NEW_FAKE_STORAGE_APPLY_TYPE,
+    FAKE_WORKER_APPLY_TYPE,
+    FAKE_MAX_PARALLEL,
+    FAKE_ALARM_RESTRICTIONS,
+    FAKE_DEFAULT_INSTANCE_ACTION,
+    FAKE_CREATED_AT,
+    FAKE_UPDATED_AT,
 )
 
 
 class TestCLISWUpdateOptionsManagerV1(base.BaseCommandTest):
 
     def setUp(self):
-        super(TestCLISWUpdateOptionsManagerV1, self).setUp()
+        super().setUp()
         # The client is the subcloud_group_manager
         self.client = self.app.client_manager.sw_update_options_manager
 
     def test_list_sw_update_options(self):
-        self.client.sw_update_options_manager.\
-            sw_update_options_list.return_value = [SW_UPDATE_OPTION]
+        self.client.sw_update_options_manager.sw_update_options_list.return_value = [
+            SW_UPDATE_OPTION
+        ]
         actual_call = self.call(sw_update_options_cmd.ListSwUpdateOptions)
-        self.assertEqual([(FAKE_CLOUD,
-                           FAKE_STORAGE_APPLY_TYPE,
-                           FAKE_WORKER_APPLY_TYPE,
-                           FAKE_MAX_PARALLEL,
-                           FAKE_ALARM_RESTRICTIONS,
-                           FAKE_DEFAULT_INSTANCE_ACTION)],
-                         actual_call[1])
+        self.assertEqual(
+            [
+                (
+                    FAKE_CLOUD,
+                    FAKE_STORAGE_APPLY_TYPE,
+                    FAKE_WORKER_APPLY_TYPE,
+                    FAKE_MAX_PARALLEL,
+                    FAKE_ALARM_RESTRICTIONS,
+                    FAKE_DEFAULT_INSTANCE_ACTION,
+                )
+            ],
+            actual_call[1],
+        )
 
     def test_list_sw_update_options_empty(self):
-        self.client.sw_update_options_manager.\
-            sw_update_options_list.return_value = []
+        self.client.sw_update_options_manager.sw_update_options_list.return_value = (
+            []
+        )
         actual_call = self.call(sw_update_options_cmd.ListSwUpdateOptions)
-        self.assertEqual((('<none>', '<none>', '<none>',
-                           '<none>', '<none>', '<none>'),),
-                         actual_call[1])
+        self.assertEqual(
+            (("<none>", "<none>", "<none>", "<none>", "<none>", "<none>"),),
+            actual_call[1],
+        )
 
     def test_show_sw_update_options_default(self):
-        self.client.sw_update_options_manager.\
-            sw_update_options_detail.return_value = [SW_UPDATE_OPTION]
+        self.client.sw_update_options_manager.sw_update_options_detail.\
+            return_value = [SW_UPDATE_OPTION]
         actual_call = self.call(sw_update_options_cmd.ShowSwUpdateOptions)
-        self.assertEqual((FAKE_CLOUD,
-                          FAKE_STORAGE_APPLY_TYPE,
-                          FAKE_WORKER_APPLY_TYPE,
-                          FAKE_MAX_PARALLEL,
-                          FAKE_ALARM_RESTRICTIONS,
-                          FAKE_DEFAULT_INSTANCE_ACTION,
-                          FAKE_CREATED_AT,
-                          FAKE_UPDATED_AT),
-                         actual_call[1])
+        self.assertEqual(
+            (
+                FAKE_CLOUD,
+                FAKE_STORAGE_APPLY_TYPE,
+                FAKE_WORKER_APPLY_TYPE,
+                FAKE_MAX_PARALLEL,
+                FAKE_ALARM_RESTRICTIONS,
+                FAKE_DEFAULT_INSTANCE_ACTION,
+                FAKE_CREATED_AT,
+                FAKE_UPDATED_AT,
+            ),
+            actual_call[1],
+        )
 
     def test_show_sw_update_options_by_ref(self):
-        self.client.sw_update_options_manager.\
-            sw_update_options_detail.return_value = [SW_UPDATE_OPTION]
-        actual_call = self.call(sw_update_options_cmd.ShowSwUpdateOptions,
-                                app_args=[FAKE_CLOUD])
-        self.assertEqual((FAKE_CLOUD,
-                          FAKE_STORAGE_APPLY_TYPE,
-                          FAKE_WORKER_APPLY_TYPE,
-                          FAKE_MAX_PARALLEL,
-                          FAKE_ALARM_RESTRICTIONS,
-                          FAKE_DEFAULT_INSTANCE_ACTION,
-                          FAKE_CREATED_AT,
-                          FAKE_UPDATED_AT),
-                         actual_call[1])
+        self.client.sw_update_options_manager.sw_update_options_detail.\
+            return_value = [SW_UPDATE_OPTION]
+        actual_call = self.call(
+            sw_update_options_cmd.ShowSwUpdateOptions, app_args=[FAKE_CLOUD]
+        )
+        self.assertEqual(
+            (
+                FAKE_CLOUD,
+                FAKE_STORAGE_APPLY_TYPE,
+                FAKE_WORKER_APPLY_TYPE,
+                FAKE_MAX_PARALLEL,
+                FAKE_ALARM_RESTRICTIONS,
+                FAKE_DEFAULT_INSTANCE_ACTION,
+                FAKE_CREATED_AT,
+                FAKE_UPDATED_AT,
+            ),
+            actual_call[1],
+        )
 
     def test_update_sw_update_options(self):
-        UPDATED_SW_UPDATE_OPTION = SwUpdateOptions(
-            FAKE_MANAGER,
-            FAKE_CLOUD,
-            NEW_FAKE_STORAGE_APPLY_TYPE,
-            FAKE_WORKER_APPLY_TYPE,
-            FAKE_MAX_PARALLEL,
-            FAKE_ALARM_RESTRICTIONS,
-            FAKE_DEFAULT_INSTANCE_ACTION,
-            FAKE_CREATED_AT,
-            FAKE_UPDATED_AT
-        )
-        self.client.sw_update_options_manager.\
-            sw_update_options_update.return_value = [UPDATED_SW_UPDATE_OPTION]
-        print(UPDATED_SW_UPDATE_OPTION.storage_apply_type)
+        self.client.sw_update_options_manager.sw_update_options_update.\
+            return_value = [UPDATED_SW_UPDATE_OPTION]
         actual_call = self.call(
             sw_update_options_cmd.UpdateSwUpdateOptions,
             app_args=[
-                '--storage-apply-type=' + NEW_FAKE_STORAGE_APPLY_TYPE,
-                '--worker-apply-type=' + FAKE_WORKER_APPLY_TYPE,
-                '--max-parallel-workers=' + FAKE_MAX_PARALLEL,
-                '--alarm-restriction-type=' + FAKE_ALARM_RESTRICTIONS,
-                '--default-instance-action=' + FAKE_DEFAULT_INSTANCE_ACTION
-            ])
-        self.assertEqual((FAKE_CLOUD,
-                          NEW_FAKE_STORAGE_APPLY_TYPE,
-                          FAKE_WORKER_APPLY_TYPE,
-                          FAKE_MAX_PARALLEL,
-                          FAKE_ALARM_RESTRICTIONS,
-                          FAKE_DEFAULT_INSTANCE_ACTION,
-                          FAKE_CREATED_AT,
-                          FAKE_UPDATED_AT),
-                         actual_call[1])
+                "--storage-apply-type=" + NEW_FAKE_STORAGE_APPLY_TYPE,
+                "--worker-apply-type=" + FAKE_WORKER_APPLY_TYPE,
+                "--max-parallel-workers=" + FAKE_MAX_PARALLEL,
+                "--alarm-restriction-type=" + FAKE_ALARM_RESTRICTIONS,
+                "--default-instance-action=" + FAKE_DEFAULT_INSTANCE_ACTION,
+            ],
+        )
+        self.assertEqual(
+            (
+                FAKE_CLOUD,
+                NEW_FAKE_STORAGE_APPLY_TYPE,
+                FAKE_WORKER_APPLY_TYPE,
+                FAKE_MAX_PARALLEL,
+                FAKE_ALARM_RESTRICTIONS,
+                FAKE_DEFAULT_INSTANCE_ACTION,
+                FAKE_CREATED_AT,
+                FAKE_UPDATED_AT,
+            ),
+            actual_call[1],
+        )
 
     def test_delete_sw_update_options_by_ref(self):
-        self.call(sw_update_options_cmd.DeleteSwUpdateOptions,
-                  app_args=[FAKE_CLOUD])
-        self.client.sw_update_options_manager.\
-            sw_update_options_delete.assert_called_once_with(FAKE_CLOUD)
+        self.call(sw_update_options_cmd.DeleteSwUpdateOptions, app_args=[FAKE_CLOUD])
+        self.client.sw_update_options_manager.sw_update_options_delete.\
+            assert_called_once_with(FAKE_CLOUD)
 
     def test_delete_sw_update_options_without_ref(self):
-        self.assertRaises(SystemExit,
-                          self.call,
-                          sw_update_options_cmd.DeleteSwUpdateOptions,
-                          app_args=[])
+        self.assertRaises(
+            SystemExit,
+            self.call,
+            sw_update_options_cmd.DeleteSwUpdateOptions,
+            app_args=[],
+        )
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_upgrade_strategy.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_upgrade_strategy.py
index 8ae4453..6a89763 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_upgrade_strategy.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_sw_upgrade_strategy.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2020-2021 Wind River Systems, Inc.
+# Copyright (c) 2020-2021, 2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -12,9 +12,10 @@ from dcmanagerclient.tests.v1.mixins import UpdateStrategyMixin
 class TestSwUpgradeStrategy(UpdateStrategyMixin, base.BaseCommandTest):
 
     def setUp(self):
-        super(TestSwUpgradeStrategy, self).setUp()
-        self.sw_update_manager = \
+        super().setUp()
+        self.sw_update_manager = (
             self.app.client_manager.sw_upgrade_manager.sw_upgrade_manager
+        )
         self.create_command = cli_cmd.CreateSwUpgradeStrategy
         self.show_command = cli_cmd.ShowSwUpgradeStrategy
         self.delete_command = cli_cmd.DeleteSwUpgradeStrategy
diff --git a/distributedcloud-client/dcmanagerclient/tests/v1/test_system_peer_manager.py b/distributedcloud-client/dcmanagerclient/tests/v1/test_system_peer_manager.py
index bead0b9..b387afc 100644
--- a/distributedcloud-client/dcmanagerclient/tests/v1/test_system_peer_manager.py
+++ b/distributedcloud-client/dcmanagerclient/tests/v1/test_system_peer_manager.py
@@ -1,37 +1,37 @@
 #
-# Copyright (c) 2023 Wind River Systems, Inc.
+# Copyright (c) 2023-2024 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #
 
 import copy
-import mock
 
+import mock
 from oslo_utils import timeutils
 
-from dcmanagerclient.api.v1.subcloud_peer_group_manager \
-    import SubcloudPeerGroup as Peergroup
 from dcmanagerclient.api.v1 import system_peer_manager as spm
-from dcmanagerclient.commands.v1 \
-    import system_peer_manager as system_peer_cmd
+from dcmanagerclient.api.v1.subcloud_peer_group_manager import (
+    SubcloudPeerGroup as Peergroup,
+)
+from dcmanagerclient.commands.v1 import system_peer_manager as system_peer_cmd
 from dcmanagerclient.tests import base
 
 # Sample System Peer data
-ID = '2'
-SYSTEM_PEER_UUID = 'test1234-0dfd-46cd-9a93-e3c2b74ef20f'
-SYSTEM_PEER_NAME = 'SystemPeer1'
-MANAGER_ENDPOINT = 'http://127.0.0.1:5000'
-MANAGER_USERNAME = 'admin'
-MANAGER_PASSWORD = 'password'
-ADMINISTRATIVE_STATE = 'enabled'
+ID = "2"
+SYSTEM_PEER_UUID = "test1234-0dfd-46cd-9a93-e3c2b74ef20f"
+SYSTEM_PEER_NAME = "SystemPeer1"
+MANAGER_ENDPOINT = "http://127.0.0.1:5000"
+MANAGER_USERNAME = "admin"
+MANAGER_PASSWORD = "password"
+ADMINISTRATIVE_STATE = "enabled"
 HEARTBEAT_INTERVAL = 10
 HEARTBEAT_FAILURE_THRESHOLD = 3
-HEARTBEAT_FAILURES_POLICY = 'alarm'
+HEARTBEAT_FAILURES_POLICY = "alarm"
 HEARTBEAT_MAINTENANCE_TIMEOUT = 600
-AVAILABILITY_STATE = 'available'
-PEER_CONTROLLER_GATEWAY_IP = '128.128.128.1'
+AVAILABILITY_STATE = "available"
+PEER_CONTROLLER_GATEWAY_IP = "128.128.128.1"
 TIME_NOW = timeutils.utcnow().isoformat()
-NEW_PEER_CONTROLLER_GATEWAY_IP = '128.1.1.1'
+NEW_PEER_CONTROLLER_GATEWAY_IP = "128.1.1.1"
 
 # Sample Subcloud Peer Group data
 PG_ID = "1"
@@ -45,42 +45,39 @@ PG_CREATED_AT = TIME_NOW
 PG_UPDATED_AT = TIME_NOW
 
 SYSTEM_PEER_DICT = {
-    'PEER_ID': ID,
-    'PEER_UUID': SYSTEM_PEER_UUID,
-    'PEER_NAME': SYSTEM_PEER_NAME,
-    'MANAGER_ENDPOINT': MANAGER_ENDPOINT,
-    'MANAGER_USERNAME': MANAGER_USERNAME,
-    'ADMINISTRATIVE_STATE': ADMINISTRATIVE_STATE,
-    'HEARTBEAT_INTERVAL': HEARTBEAT_INTERVAL,
-    'HEARTBEAT_FAILURE_THRESHOLD': HEARTBEAT_FAILURE_THRESHOLD,
-    'HEARTBEAT_FAILURE_POLICY': HEARTBEAT_FAILURES_POLICY,
-    'HEARTBEAT_MAINTENANCE_TIMEOUT': HEARTBEAT_MAINTENANCE_TIMEOUT,
-    'AVAILABILITY_STATE': AVAILABILITY_STATE,
-    'PEER_CONTROLLER_GATEWAY_IP': PEER_CONTROLLER_GATEWAY_IP,
-    'CREATED_AT': TIME_NOW,
-    'UPDATED_AT': TIME_NOW
+    "PEER_ID": ID,
+    "PEER_UUID": SYSTEM_PEER_UUID,
+    "PEER_NAME": SYSTEM_PEER_NAME,
+    "MANAGER_ENDPOINT": MANAGER_ENDPOINT,
+    "MANAGER_USERNAME": MANAGER_USERNAME,
+    "ADMINISTRATIVE_STATE": ADMINISTRATIVE_STATE,
+    "HEARTBEAT_INTERVAL": HEARTBEAT_INTERVAL,
+    "HEARTBEAT_FAILURE_THRESHOLD": HEARTBEAT_FAILURE_THRESHOLD,
+    "HEARTBEAT_FAILURE_POLICY": HEARTBEAT_FAILURES_POLICY,
+    "HEARTBEAT_MAINTENANCE_TIMEOUT": HEARTBEAT_MAINTENANCE_TIMEOUT,
+    "AVAILABILITY_STATE": AVAILABILITY_STATE,
+    "PEER_CONTROLLER_GATEWAY_IP": PEER_CONTROLLER_GATEWAY_IP,
+    "CREATED_AT": TIME_NOW,
+    "UPDATED_AT": TIME_NOW,
 }
 
 # System Peer CLI resource object
 SYSTEM_PEER = spm.SystemPeer(
     mock,
-    peer_id=SYSTEM_PEER_DICT['PEER_ID'],
-    peer_name=SYSTEM_PEER_DICT['PEER_NAME'],
-    peer_uuid=SYSTEM_PEER_DICT['PEER_UUID'],
-    manager_endpoint=SYSTEM_PEER_DICT['MANAGER_ENDPOINT'],
-    manager_username=SYSTEM_PEER_DICT['MANAGER_USERNAME'],
-    administrative_state=SYSTEM_PEER_DICT['ADMINISTRATIVE_STATE'],
-    heartbeat_interval=SYSTEM_PEER_DICT['HEARTBEAT_INTERVAL'],
-    heartbeat_failure_threshold=SYSTEM_PEER_DICT[
-        'HEARTBEAT_FAILURE_THRESHOLD'],
-    heartbeat_failure_policy=SYSTEM_PEER_DICT['HEARTBEAT_FAILURE_POLICY'],
-    heartbeat_maintenance_timeout=SYSTEM_PEER_DICT[
-        'HEARTBEAT_MAINTENANCE_TIMEOUT'],
-    availability_state=SYSTEM_PEER_DICT['AVAILABILITY_STATE'],
-    peer_controller_gateway_address=SYSTEM_PEER_DICT[
-        'PEER_CONTROLLER_GATEWAY_IP'],
-    created_at=SYSTEM_PEER_DICT['CREATED_AT'],
-    updated_at=SYSTEM_PEER_DICT['UPDATED_AT']
+    peer_id=SYSTEM_PEER_DICT["PEER_ID"],
+    peer_name=SYSTEM_PEER_DICT["PEER_NAME"],
+    peer_uuid=SYSTEM_PEER_DICT["PEER_UUID"],
+    manager_endpoint=SYSTEM_PEER_DICT["MANAGER_ENDPOINT"],
+    manager_username=SYSTEM_PEER_DICT["MANAGER_USERNAME"],
+    administrative_state=SYSTEM_PEER_DICT["ADMINISTRATIVE_STATE"],
+    heartbeat_interval=SYSTEM_PEER_DICT["HEARTBEAT_INTERVAL"],
+    heartbeat_failure_threshold=SYSTEM_PEER_DICT["HEARTBEAT_FAILURE_THRESHOLD"],
+    heartbeat_failure_policy=SYSTEM_PEER_DICT["HEARTBEAT_FAILURE_POLICY"],
+    heartbeat_maintenance_timeout=SYSTEM_PEER_DICT["HEARTBEAT_MAINTENANCE_TIMEOUT"],
+    availability_state=SYSTEM_PEER_DICT["AVAILABILITY_STATE"],
+    peer_controller_gateway_address=SYSTEM_PEER_DICT["PEER_CONTROLLER_GATEWAY_IP"],
+    created_at=SYSTEM_PEER_DICT["CREATED_AT"],
+    updated_at=SYSTEM_PEER_DICT["UPDATED_AT"],
 )
 
 # Subcloud Peer Group CLI resource object
@@ -94,146 +91,181 @@ PEER_GROUP = Peergroup(
     PG_SYSTEM_LEADER_NAME,
     PG_MAX_SUBCLOUD_REHOMING,
     PG_CREATED_AT,
-    PG_UPDATED_AT
+    PG_UPDATED_AT,
+)
+PG_TUPLE = (
+    PG_ID,
+    PG_NAME,
+    PG_GROUP_PRIORITY,
+    PG_GROUP_STATE,
+    PG_SYSTEM_LEADER_ID,
+    PG_SYSTEM_LEADER_NAME,
+    PG_MAX_SUBCLOUD_REHOMING,
 )
-PG_TUPLE = (PG_ID,
-            PG_NAME,
-            PG_GROUP_PRIORITY,
-            PG_GROUP_STATE,
-            PG_SYSTEM_LEADER_ID,
-            PG_SYSTEM_LEADER_NAME,
-            PG_MAX_SUBCLOUD_REHOMING)
 
 
 class TestCLISystemPeerManagerV1(base.BaseCommandTest):
 
     def setUp(self):
-        super(TestCLISystemPeerManagerV1, self).setUp()
+        super().setUp()
         # The client is the system_peer_manager
         self.client = self.app.client_manager.system_peer_manager
 
     def test_list_system_peers(self):
-        self.client.system_peer_manager.\
-            list_system_peers.return_value = [SYSTEM_PEER]
+        self.client.system_peer_manager.list_system_peers.return_value = [
+            SYSTEM_PEER
+        ]
         actual_call = self.call(system_peer_cmd.ListSystemPeer)
-        self.assertEqual([(ID, SYSTEM_PEER_UUID, SYSTEM_PEER_NAME,
-                           MANAGER_ENDPOINT, PEER_CONTROLLER_GATEWAY_IP)],
-                         actual_call[1])
+        self.assertEqual(
+            [
+                (
+                    ID,
+                    SYSTEM_PEER_UUID,
+                    SYSTEM_PEER_NAME,
+                    MANAGER_ENDPOINT,
+                    PEER_CONTROLLER_GATEWAY_IP,
+                )
+            ],
+            actual_call[1],
+        )
 
     def test_list_system_peers_empty(self):
-        self.client.system_peer_manager.\
-            list_system_peers.return_value = []
+        self.client.system_peer_manager.list_system_peers.return_value = []
         actual_call = self.call(system_peer_cmd.ListSystemPeer)
-        self.assertEqual((tuple('<none>' for _ in range(5)),),
-                         actual_call[1])
+        self.assertEqual((tuple("<none>" for _ in range(5)),), actual_call[1])
 
     def test_delete_system_peer_by_id(self):
         self.call(system_peer_cmd.DeleteSystemPeer, app_args=[ID])
-        self.client.system_peer_manager.delete_system_peer.\
-            assert_called_once_with(ID)
+        self.client.system_peer_manager.delete_system_peer.assert_called_once_with(
+            ID
+        )
 
     def test_delete_system_peer_without_id(self):
-        self.assertRaises(SystemExit, self.call,
-                          system_peer_cmd.DeleteSystemPeer, app_args=[])
+        self.assertRaises(
+            SystemExit, self.call, system_peer_cmd.DeleteSystemPeer, app_args=[]
+        )
 
     def test_show_system_peer_with_id(self):
-        self.client.system_peer_manager.system_peer_detail.\
-            return_value = [SYSTEM_PEER]
-        actual_call = self.call(system_peer_cmd.ShowSystemPeer,
-                                app_args=[ID])
-        self.assertEqual((ID,
-                          SYSTEM_PEER_UUID,
-                          SYSTEM_PEER_NAME,
-                          MANAGER_ENDPOINT,
-                          MANAGER_USERNAME,
-                          PEER_CONTROLLER_GATEWAY_IP,
-                          ADMINISTRATIVE_STATE,
-                          HEARTBEAT_INTERVAL,
-                          HEARTBEAT_FAILURE_THRESHOLD,
-                          HEARTBEAT_FAILURES_POLICY,
-                          HEARTBEAT_MAINTENANCE_TIMEOUT,
-                          AVAILABILITY_STATE,
-                          TIME_NOW,
-                          TIME_NOW),
-                         actual_call[1])
+        self.client.system_peer_manager.system_peer_detail.return_value = [
+            SYSTEM_PEER
+        ]
+        actual_call = self.call(system_peer_cmd.ShowSystemPeer, app_args=[ID])
+        self.assertEqual(
+            (
+                ID,
+                SYSTEM_PEER_UUID,
+                SYSTEM_PEER_NAME,
+                MANAGER_ENDPOINT,
+                MANAGER_USERNAME,
+                PEER_CONTROLLER_GATEWAY_IP,
+                ADMINISTRATIVE_STATE,
+                HEARTBEAT_INTERVAL,
+                HEARTBEAT_FAILURE_THRESHOLD,
+                HEARTBEAT_FAILURES_POLICY,
+                HEARTBEAT_MAINTENANCE_TIMEOUT,
+                AVAILABILITY_STATE,
+                TIME_NOW,
+                TIME_NOW,
+            ),
+            actual_call[1],
+        )
 
     def test_show_system_peer_without_id(self):
-        self.client.system_peer_manager.system_peer_detail.\
-            return_value = []
-        actual_call = self.call(system_peer_cmd.ShowSystemPeer,
-                                app_args=[ID])
-        self.assertEqual((tuple('<none>' for _ in range(14)),),
-                         actual_call[1])
+        self.client.system_peer_manager.system_peer_detail.return_value = []
+        actual_call = self.call(system_peer_cmd.ShowSystemPeer, app_args=[ID])
+        self.assertEqual((tuple("<none>" for _ in range(14)),), actual_call[1])
 
     def test_list_system_peer_subcloud_peer_groups(self):
-        self.client.system_peer_manager.\
-            system_peer_list_peer_groups.return_value = [PEER_GROUP]
+        self.client.system_peer_manager.system_peer_list_peer_groups.return_value = [
+            PEER_GROUP
+        ]
         actual_call = self.call(
-            system_peer_cmd.ListSystemPeerSubcloudPeerGroups,
-            app_args=[ID])
+            system_peer_cmd.ListSystemPeerSubcloudPeerGroups, app_args=[ID]
+        )
         self.assertEqual([PG_TUPLE], actual_call[1])
 
     def test_add_system_peer(self):
-        self.client.system_peer_manager.add_system_peer.\
-            return_value = [SYSTEM_PEER]
+        self.client.system_peer_manager.add_system_peer.return_value = [SYSTEM_PEER]
 
         actual_call = self.call(
             system_peer_cmd.AddSystemPeer,
-            app_args=['--peer-uuid', SYSTEM_PEER_UUID,
-                      '--peer-name', SYSTEM_PEER_NAME,
-                      '--manager-endpoint', MANAGER_ENDPOINT,
-                      '--manager-username', MANAGER_USERNAME,
-                      '--manager-password', MANAGER_PASSWORD,
-                      '--heartbeat-interval', str(HEARTBEAT_INTERVAL),
-                      '--heartbeat-failure-threshold',
-                      str(HEARTBEAT_FAILURE_THRESHOLD),
-                      '--heartbeat-failure-policy',
-                      HEARTBEAT_FAILURES_POLICY,
-                      '--heartbeat-maintenance-timeout',
-                      str(HEARTBEAT_MAINTENANCE_TIMEOUT),
-                      '--peer-controller-gateway-address',
-                      PEER_CONTROLLER_GATEWAY_IP,
-                      '--administrative-state', ADMINISTRATIVE_STATE]
+            app_args=[
+                "--peer-uuid",
+                SYSTEM_PEER_UUID,
+                "--peer-name",
+                SYSTEM_PEER_NAME,
+                "--manager-endpoint",
+                MANAGER_ENDPOINT,
+                "--manager-username",
+                MANAGER_USERNAME,
+                "--manager-password",
+                MANAGER_PASSWORD,
+                "--heartbeat-interval",
+                str(HEARTBEAT_INTERVAL),
+                "--heartbeat-failure-threshold",
+                str(HEARTBEAT_FAILURE_THRESHOLD),
+                "--heartbeat-failure-policy",
+                HEARTBEAT_FAILURES_POLICY,
+                "--heartbeat-maintenance-timeout",
+                str(HEARTBEAT_MAINTENANCE_TIMEOUT),
+                "--peer-controller-gateway-address",
+                PEER_CONTROLLER_GATEWAY_IP,
+                "--administrative-state",
+                ADMINISTRATIVE_STATE,
+            ],
+        )
+        self.assertEqual(
+            (
+                ID,
+                SYSTEM_PEER_UUID,
+                SYSTEM_PEER_NAME,
+                MANAGER_ENDPOINT,
+                MANAGER_USERNAME,
+                PEER_CONTROLLER_GATEWAY_IP,
+                ADMINISTRATIVE_STATE,
+                HEARTBEAT_INTERVAL,
+                HEARTBEAT_FAILURE_THRESHOLD,
+                HEARTBEAT_FAILURES_POLICY,
+                HEARTBEAT_MAINTENANCE_TIMEOUT,
+                AVAILABILITY_STATE,
+                TIME_NOW,
+                TIME_NOW,
+            ),
+            actual_call[1],
         )
-        self.assertEqual((ID,
-                          SYSTEM_PEER_UUID,
-                          SYSTEM_PEER_NAME,
-                          MANAGER_ENDPOINT,
-                          MANAGER_USERNAME,
-                          PEER_CONTROLLER_GATEWAY_IP,
-                          ADMINISTRATIVE_STATE,
-                          HEARTBEAT_INTERVAL,
-                          HEARTBEAT_FAILURE_THRESHOLD,
-                          HEARTBEAT_FAILURES_POLICY,
-                          HEARTBEAT_MAINTENANCE_TIMEOUT,
-                          AVAILABILITY_STATE,
-                          TIME_NOW,
-                          TIME_NOW),
-                         actual_call[1])
 
     def test_update_system_peer(self):
         UPDATED_SYSTEM_PEER = copy.copy(SYSTEM_PEER)
-        UPDATED_SYSTEM_PEER.peer_controller_gateway_ip = \
+        UPDATED_SYSTEM_PEER.peer_controller_gateway_ip = (
             NEW_PEER_CONTROLLER_GATEWAY_IP
-        self.client.system_peer_manager.update_system_peer.\
-            return_value = [UPDATED_SYSTEM_PEER]
+        )
+        self.client.system_peer_manager.update_system_peer.return_value = [
+            UPDATED_SYSTEM_PEER
+        ]
         actual_call = self.call(
             system_peer_cmd.UpdateSystemPeer,
-            app_args=[SYSTEM_PEER.peer_id,
-                      '--peer-controller-gateway-address',
-                      NEW_PEER_CONTROLLER_GATEWAY_IP])
-        self.assertEqual((ID,
-                          SYSTEM_PEER_UUID,
-                          SYSTEM_PEER_NAME,
-                          MANAGER_ENDPOINT,
-                          MANAGER_USERNAME,
-                          PEER_CONTROLLER_GATEWAY_IP,
-                          ADMINISTRATIVE_STATE,
-                          HEARTBEAT_INTERVAL,
-                          HEARTBEAT_FAILURE_THRESHOLD,
-                          HEARTBEAT_FAILURES_POLICY,
-                          HEARTBEAT_MAINTENANCE_TIMEOUT,
-                          AVAILABILITY_STATE,
-                          TIME_NOW,
-                          TIME_NOW),
-                         actual_call[1])
+            app_args=[
+                SYSTEM_PEER.peer_id,
+                "--peer-controller-gateway-address",
+                NEW_PEER_CONTROLLER_GATEWAY_IP,
+            ],
+        )
+        self.assertEqual(
+            (
+                ID,
+                SYSTEM_PEER_UUID,
+                SYSTEM_PEER_NAME,
+                MANAGER_ENDPOINT,
+                MANAGER_USERNAME,
+                PEER_CONTROLLER_GATEWAY_IP,
+                ADMINISTRATIVE_STATE,
+                HEARTBEAT_INTERVAL,
+                HEARTBEAT_FAILURE_THRESHOLD,
+                HEARTBEAT_FAILURES_POLICY,
+                HEARTBEAT_MAINTENANCE_TIMEOUT,
+                AVAILABILITY_STATE,
+                TIME_NOW,
+                TIME_NOW,
+            ),
+            actual_call[1],
+        )
diff --git a/distributedcloud-client/dcmanagerclient/utils.py b/distributedcloud-client/dcmanagerclient/utils.py
index f2306b1..08afbd6 100644
--- a/distributedcloud-client/dcmanagerclient/utils.py
+++ b/distributedcloud-client/dcmanagerclient/utils.py
@@ -44,7 +44,7 @@ def do_action_on_many(action, resources, success_msg, error_msg):
 
 def load_content(content):
     if content is None or content == "":
-        return dict()
+        return {}
 
     try:
         data = yaml.safe_load(content)