Change from Flake8 to ruff

Author: fabi200123

ruff.toml

@@ -0,0 +1 @@
+line-length = 88

test-requirements.txt

@@ -3,10 +3,8 @@
 # process, which may cause wedges in the gate later.
 
 setuptools>=65.0.0,<82  # pkg_resources removed in 82; required by sqlalchemy-migrate
-hacking>=7.0.0,<7.1.0 # Apache-2.0
 coverage!=4.4,>=4.0 # Apache-2.0
 ddt>=1.2.1 # MIT
 oslotest>=3.8.0 # Apache-2.0
 stestr>=4.2.1 # Apache-2.0
-flake8>=7.0.0
-pyflakes>=3.2.0
+ruff>=0.5.0 # MIT

tox.ini

@@ -3,6 +3,9 @@ minversion = 4.0.2
 envlist = py3,pep8,cover
 skipsdist = True
 
+[vars]
+all_path = {toxinidir}
+
 [testenv]
 usedevelop = True
 setenv = VIRTUAL_ENV={envdir}
@@ -12,8 +15,21 @@ deps =
   git+https://github.com/cloudbase/python-coriolisclient.git
 commands = stestr run --slowest --exclude-regex coriolis.tests.integration {posargs}
 
+[testenv:fmt]
+description = Format the code based on the coding style standards.
+deps =
+    ruff
+commands =
+    ruff check --select I --fix {[vars]all_path}
+    ruff format {[vars]all_path}
+
 [testenv:pep8]
-commands = flake8 {posargs}
+description = Verify the coding style (pep8).
+deps =
+    ruff
+commands =
+    ruff format --diff {[vars]all_path}
+    ruff check {[vars]all_path}
 
 [testenv:cover]
 setenv =
@@ -45,9 +61,3 @@ commands = {posargs}
 source = coriolis
 omit = coriolis/tests/*
 
-[flake8]
-# E125 is deliberately excluded. See https://github.com/jcrocholl/pep8/issues/126
-# E251 Skipped due to https://github.com/jcrocholl/pep8/issues/301
-
-ignore = E125,E251,W503,W504,E305,E731,E117,W605,F632,H401,H403,H404,H405,H202
-exclude =  .venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build,tools