WIP Create a zuul for black style

Create a format check

Test Plan
TODO - SUCCESS on black zuul

Closes-bug: #####

Change-Id: I5d7b537e83931304ffd5f67ce51e8ebb44f7e65b
Signed-off-by: Hugo Brito <hugo.brito@windriver.com>

.zuul.yaml

@@ -10,12 +10,14 @@
         - stx-distcloud-client-tox-pep8
         - stx-distcloud-client-tox-py39
         - stx-distcloud-client-tox-pylint
+        - stx-distcloud-client-tox-black
     gate:
       jobs:
         - openstack-tox-linters
         - stx-distcloud-client-tox-pep8
         - stx-distcloud-client-tox-py39
         - stx-distcloud-client-tox-pylint
+        - stx-distcloud-client-tox-black
     post:
       jobs:
         - stx-distcloud-client-upload-git-mirror
@@ -50,6 +52,17 @@
       tox_envlist: pep8
       tox_extra_args: -c distributedcloud-client/tox.ini
 
+- job:
+    name: stx-distcloud-client-tox-black
+    parent: tox
+    description: Run black for distcloud-client
+    nodeset: debian-bullseye
+    voting: false
+    vars:
+      python_version: 3.9
+      tox_envlist: black_check
+      tox_extra_args: -c distributedcloud-client/tox.ini
+
 - job:
     name: stx-distcloud-client-upload-git-mirror
     parent: upload-git-mirror

distributedcloud-client/dcmanagerclient/shell.py

@@ -23,7 +23,8 @@ import logging
 import os
 import sys
 
-from cliff import app, commandmanager
+from cliff import app
+from cliff import commandmanager
 from cliff import help as cliff_help
 from osc_lib.command import command
 

distributedcloud-client/tox.ini

@@ -2,7 +2,6 @@
 envlist = py39,pep8,pylint
 minversion = 2.3
 skipsdist = True
-
 toxworkdir = /tmp/{env:USER}_dc_client_tox
 
 [dcclient]
@@ -10,17 +9,16 @@ client_base_dir = .
 
 [testenv]
 basepython = python3.9
-install_command = pip install \
-    -c{env:UPPER_CONSTRAINTS_FILE:https://opendev.org/starlingx/root/raw/branch/master/build-tools/requirements/debian/upper-constraints.txt} \
-    {opts} {packages}
 setenv =
     VIRTUAL_ENV={envdir}
     OS_STDOUT_CAPTURE=1
     OS_STDERR_CAPTURE=1
     OS_TEST_TIMEOUT=60
 
-deps = -r{toxinidir}/test-requirements.txt
-       -r{toxinidir}/requirements.txt
+deps =
+    -c{env:UPPER_CONSTRAINTS_FILE:https://opendev.org/starlingx/root/raw/branch/master/build-tools/requirements/debian/upper-constraints.txt}
+    -r{toxinidir}/requirements.txt
+    -r{toxinidir}/test-requirements.txt
 
 allowlist_externals =
     rm
@@ -51,6 +49,18 @@ exclude=.venv,.git,.tox,dist,doc,*lib/python*,*egg,build
 commands =
      pylint {posargs} dcmanagerclient --rcfile=./.pylintrc
 
+[testenv:black]
+deps =
+    black>=23.11.0 # MIT
+commands =
+    black --line-length 85 {posargs} .
+
+[testenv:black_check]
+deps =
+    black>=23.11.0 # MIT
+commands =
+    black --line-length 85 --check .
+
 [testenv:cover]
 setenv =
     PYTHON=coverage run --parallel-mode