Add Pylint support and enable Pylint CI checks (#2658)

.github/workflows/pylint.yaml

@@ -0,0 +1,22 @@
+on: [ push, pull_request ]
+name: Pylint linting
+jobs:
+    pylint:
+        runs-on: ubuntu-latest
+        container:
+            image: archlinux/archlinux:latest
+        steps:
+            - uses: actions/checkout@v4
+            - name: Prepare arch
+              run: |
+                pacman-key --init
+                pacman --noconfirm -Sy archlinux-keyring
+                pacman --noconfirm -Syyu
+                pacman --noconfirm -Sy python-pip python-pyparted python-simple-term-menu pkgconfig gcc
+            - run: pip install --break-system-packages --upgrade pip
+            - name: Install Pylint and Pylint plug-ins
+              run: pip install --break-system-packages .[dev]
+            - run: python --version
+            - run: pylint --version
+            - name: Lint with Pylint
+              run: pylint .

archinstall/lib/interactions/general_conf.py

@@ -61,8 +61,8 @@ def ask_for_audio_selection(
 	current: Optional[AudioConfiguration] = None
 ) -> Optional[AudioConfiguration]:
 	choices = [
-		Audio.Pipewire.name,
-		Audio.Pulseaudio.name,
+		Audio.Pipewire.name,  # pylint: disable=no-member
+		Audio.Pulseaudio.name,  # pylint: disable=no-member
 		Audio.no_audio_text()
 	]
 

archinstall/lib/models/users.py

@@ -13,7 +13,7 @@ class PasswordStrength(Enum):
 	STRONG = 'strong'
 
 	@property
-	def value(self) -> str:
+	def value(self) -> str:  # pylint: disable=invalid-overridden-method
 		match self:
 			case PasswordStrength.VERY_WEAK: return str(_('very weak'))
 			case PasswordStrength.WEAK: return str(_('weak'))

archinstall/lib/packages/packages.py

@@ -113,4 +113,4 @@ def installed_package(package: str) -> LocalPackage:
 	except SysCallError:
 		pass
 
-	return LocalPackage({field.name: package_info.get(field.name) for field in dataclasses.fields(LocalPackage)})  # type: ignore
+	return LocalPackage({field.name: package_info.get(field.name) for field in dataclasses.fields(LocalPackage)})  # type: ignore  # pylint: disable=no-value-for-parameter

pyproject.toml

@@ -35,6 +35,8 @@ dev = [
     "flake8==7.1.1",
     "pre-commit==4.0.1",
     "ruff==0.7.2",
+    "pylint==3.3.1",
+    "pylint-pydantic==0.3.2",
 ]
 doc = ["sphinx"]
 
@@ -120,6 +122,53 @@ ignore_missing_imports = true
 targets = ["archinstall"]
 exclude = ["/tests"]
 
+[tool.pylint.main]
+ignore-paths = [
+    "^build/",
+    "^docs/",
+]
+load-plugins = ["pylint_pydantic"]
+persistent = false
+py-version = "3.11"
+recursive = true
+
+[tool.pylint.format]
+max-line-length = 220
+
+[tool.pylint."messages control"]
+disable = [
+    "C",
+    "R",
+    "arguments-renamed",
+    "attribute-defined-outside-init",
+    "bad-indentation",
+    "bare-except",
+    "broad-exception-caught",
+    "cell-var-from-loop",
+    "comparison-with-callable",
+    "dangerous-default-value",
+    "expression-not-assigned",
+    "f-string-without-interpolation",
+    "fixme",
+    "protected-access",
+    "raise-missing-from",
+    "redefined-builtin",
+    "redefined-outer-name",
+    "self-assigning-variable",
+    "unnecessary-lambda",
+    "unreachable",
+    "unspecified-encoding",
+    "unused-argument",
+    "unused-variable",
+    "useless-parent-delegation",
+]
+
+[tool.pylint.refactoring]
+score = false
+
+[tool.pylint.variables]
+additional-builtins = ["_"]
+
 [tool.ruff]
 target-version = "py311"
 builtins = ["_"]