Use ruff instead of MegaLinter for linting/formatting

.github/workflows/format.yml

@@ -0,0 +1,18 @@
+name: Verify formatting
+
+on:
+  push:
+    branches: master
+  pull_request:
+
+jobs:
+  ruff:
+    runs-on: ubuntu-latest
+    name: Verify Python formatting
+    steps:
+    - uses: actions/checkout@v5
+
+    - uses: astral-sh/ruff-action@v3
+      with:
+        version: "0.13.1"
+        args: "format --check"

.github/workflows/linter.yml

@@ -1,44 +1,15 @@
----
-# MegaLinter GitHub Action configuration file
-# More info at https://megalinter.io
-name: MegaLinter
+name: Linting
 on:
   push:
     branches: "master"
   pull_request:
 
 jobs:
-  megalinter:
-    name: MegaLinter
+  ruff:
     runs-on: ubuntu-latest
-    permissions:
-      # Give the linter write permission to comment on PRs (if PR is not from fork)
-      issues: write
-      pull-requests: write
+    name: Lint Python
     steps:
-      # Git Checkout
-      - name: Checkout Code
-        uses: actions/checkout@v5
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-          fetch-depth: 0
-      # MegaLinter
-      - name: MegaLinter
-        id: ml
-        # You can override MegaLinter flavor used to have faster performances
-        # More info at https://megalinter.io/flavors/
-        uses: oxsecurity/megalinter/flavors/python@v8
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          # Validate whole codebase on pushes and only changes on pull requests
-          VALIDATE_ALL_CODEBASE: ${{ github.event_name == 'push'}}
-
-      # Upload MegaLinter artifacts
-      - name: Archive production artifacts
-        if: success() || failure()
-        uses: actions/upload-artifact@v4
-        with:
-          name: MegaLinter reports
-          path: |
-            megalinter-reports
-            mega-linter.log
+    - uses: actions/checkout@v5
+    - uses: astral-sh/ruff-action@v3
+      with:
+        version: "0.13.1"

.pre-commit-config.yaml

@@ -1,23 +1,19 @@
 repos:
 -   repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.6.0
+    rev: v5.0.0
     hooks:
     -   id: trailing-whitespace
     -   id: mixed-line-ending
     -   id: end-of-file-fixer
         exclude: &exclude_pattern '^changelog.d/'
     -   id: debug-statements
 -   repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.7.2
+    rev: v0.13.1
     hooks:
         # Run the linter
     -   id: ruff
-        name: "Ruff: critical"
-        args: [
-          '--select=E9,F63,F7,F82',
-          '--output-format=full',
-          '--statistics'
-        ]
+        name: "Ruff linting"
+        args: [ --fix ]
         types: [file, python]
         # Run the formatter
     -   id: ruff-format

pyproject.toml

@@ -77,33 +77,13 @@ exclude = ["tests*"]
 [tool.setuptools_scm]
 write_to = "src/netsnmpy/version.py"
 
-[tool.black]
-line-length = 88
-# Exclude files even when passed directly as argument (for MegaLinter)
-force-exclude = '''
-(
-  /(
-      \.eggs         # exclude a few common directories in the
-    | \.git          # root of the project
-    | \.hg
-    | \.mypy_cache
-    | \.nox
-    | \.tox
-    | \.venv
-    | \.ve
-    | _build
-    | buck-out
-    | build
-    | dist
-  )
-)
-'''
-
 [tool.ruff]
 line-length = 88
 target-version = "py39"
-# Exclude files even when passed directly as argument (for MegaLinter)
-force-exclude = true
+
+[tool.ruff.lint]
+select = ["E4", "E7", "E9", "F", "I"]
+fixable = ["I"]
 
 
 [tool.coverage.report]

src/netsnmpy/.git-blame-ignore-revs

@@ -0,0 +1,2 @@
+# Reformat files using ruff v0.13.1 @johannaengland 22/09/2025
+ae84ef897aecaa6cbcf63ff19e73889193fdf4c8

src/netsnmpy/netsnmp.py

@@ -193,7 +193,7 @@ def __str__(self):
         if enum_value:
             value = f"{self.enum_value}({self.value})"
         elif self.textual_convention == "DisplayString":
-            value = f'{self.value.decode("utf-8")!r}'
+            value = f"{self.value.decode('utf-8')!r}"
         else:
             value = self.value
         return f"{self.symbolic_name} = {value}"