Lint: adapt Makefile targets for ruff

- Add new targets for checking and applying `ruff check` and `ruff format`.

- Add targets `fix` and `check` for convenience.

- Also use the new `check` target in CI.

.github/workflows/ci.yml

@@ -38,7 +38,7 @@ jobs:
           apt-get install -y git make python3 python3-poetry --no-install-recommends
           poetry install --only lint,test
       - name: Run linters to enforce code style
-        run: poetry run make lint
+        run: poetry run make check
       - name: Check that the QA script is up to date with the docs
         run: "./dev_scripts/qa.py --check-refs"
 

Makefile

@@ -2,21 +2,17 @@ LARGE_TEST_REPO_DIR:=tests/test_docs_large
 GIT_DESC=$$(git describe)
 JUNIT_FLAGS := --capture=sys -o junit_logging=all
 
-.PHONY: lint-black
-lint-black: ## check python source code formatting issues, with black
-	black --check --diff ./
+lint-ruff: ## check the python source code with various linter rules through ruff
+	ruff check
 
-.PHONY: lint-black-apply
-lint-black-apply: ## apply black's source code formatting suggestions
-	black ./
+lint-ruff-apply: ## apply all fixes made by ruff to the source code 
+	ruff check --fix
 
-.PHONY: lint-isort
-lint-isort: ## check imports are organized, with isort
-	isort --check --diff ./
+format-ruff: ## Check the formatting of the python source code with ruff
+	ruff format --check
 
-.PHONY: lint-isort-apply
-lint-isort-apply: ## apply isort's imports organization suggestions
-	isort ./
+format-ruff-apply: ## apply all the formatting suggestions from ruff
+	ruff format
 
 MYPY_ARGS := --ignore-missing-imports \
 			 --disallow-incomplete-defs \
@@ -34,11 +30,11 @@ mypy-tests:
 
 mypy: mypy-host mypy-tests ## check type hints with mypy
 
-.PHONY: lint
-lint: lint-black lint-isort mypy ## check the code with various linters
+.PHONY: check
+check: lint-ruff format-ruff mypy ## check the code with ruff and mypy
 
-.PHONY: lint-apply
-format: lint-black-apply lint-isort-apply ## apply all the linter's suggestions
+.PHONY: fix
+fix: lint-ruff-apply format-ruff-apply ## apply all the suggestions from ruff
 
 .PHONY: test
 test: