Replace flake8 with ruff

.pre-commit-config.yaml

@@ -18,17 +18,14 @@ repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
     rev: v0.1.6
     hooks:
-      - id: ruff
-
+      - id: ruff  # See pyproject.toml for args
 
   - repo: https://github.com/codespell-project/codespell
     rev: v2.2.6
     hooks:
-      - id: codespell
+      - id: codespell  # See pyproject.toml for args
         additional_dependencies:
           - tomli
-        args:
-          [--skip, "*.po"]
 
   - repo: https://github.com/abravalheri/validate-pyproject
     rev: v0.15

Makefile

@@ -20,7 +20,7 @@ docs:
 	$(MAKE) -C docs clean html
 
 test:
-	@flake8
+	@ruff .
 	@isort --check-only --diff formtools tests
 	@ python -W error::DeprecationWarning -W error::PendingDeprecationWarning -m coverage run `which django-admin` test tests
 	@coverage report

formtools/wizard/views.py

@@ -41,7 +41,7 @@
         return self.count
 
     def __repr__(self):
-        return '<StepsHelper for %s (steps: %s)>' % (self._wizard, self.all)
+        return f'<StepsHelper for {self._wizard} (steps: {self.all})>'
 
     @property
     def all(self):
@@ -109,7 +109,7 @@
     template_name = 'formtools/wizard/wizard_form.html'
 
     def __repr__(self):
-        return '<%s: forms: %s>' % (self.__class__.__name__, self.form_list)
+        return f'<{self.__class__.__name__}: forms: {self.form_list}>'
 
     @classonlymethod
     def as_view(cls, *args, **kwargs):

pyproject.toml

@@ -56,10 +56,22 @@ zip-safe = false
 exclude = ["tests"] # tests.*
 namespaces = false
 
+[tool.codespell]
+skip = "*.po"
+
 [tool.isort]
 combine_as_imports = true
 default_section = "THIRDPARTY"
 include_trailing_comma = true
 known_first_party = ["formtools"]
 line_length = 79
 multi_line_output = 5
+
+[tool.ruff]
+ignore = ["PLW2901"]
+line-length = 119
+select = ["ASYNC", "C4", "C90", "DJ", "E", "F", "PL", "UP", "W"]
+
+[tool.ruff.per-file-ignores]
+"tests/wizard/test_forms.py" = ["DJ007", "DJ008"]
+"tests/wizard/wizardtests/tests.py" = ["DJ007"]

tests/requirements.txt

@@ -1,3 +1,3 @@
 coverage==7.3.2
-flake8
 isort>=5.11.1, <6.0
+ruff