Added pre-commit configuration

.editorconfig

@@ -0,0 +1,21 @@
+# http://editorconfig.org
+
+[*]
+charset = utf-8
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true
+indent_style = space
+indent_size = 4
+
+[*.py]
+max_line_length = 88
+
+[*.{html,json}]
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace = false
+
+[*.{scss,js}]
+indent_style = space
+indent_size = 4

.github/workflows/docker-publish.yml

@@ -1,46 +1,46 @@
 name: Create and publish a Docker image
 
 on:
-  push:
-    branches: ['main']
+    push:
+        branches: ["main"]
 
 env:
-  REGISTRY: ghcr.io
-  IMAGE_NAME: ${{ github.repository }}
+    REGISTRY: ghcr.io
+    IMAGE_NAME: ${{ github.repository }}
 
 jobs:
-  build-and-push-image:
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      packages: write
+    build-and-push-image:
+        runs-on: ubuntu-latest
+        permissions:
+            contents: read
+            packages: write
 
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v2
+        steps:
+            - name: Checkout repository
+              uses: actions/checkout@v2
 
-      - name: Log in to the Container registry
-        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
-        with:
-          registry: ${{ env.REGISTRY }}
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
+            - name: Log in to the Container registry
+              uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
+              with:
+                  registry: ${{ env.REGISTRY }}
+                  username: ${{ github.actor }}
+                  password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Extract metadata (tags, labels) for Docker
-        id: meta
-        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
-        with:
-          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
-          flavor: |
-            latest=true
-          tags: |
-            type=ref,event=branch
-            type=sha
+            - name: Extract metadata (tags, labels) for Docker
+              id: meta
+              uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
+              with:
+                  images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+                  flavor: |
+                      latest=true
+                  tags: |
+                      type=ref,event=branch
+                      type=sha
 
-      - name: Build and push Docker image
-        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
-        with:
-          context: .
-          push: true
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
+            - name: Build and push Docker image
+              uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
+              with:
+                  context: .
+                  push: true
+                  tags: ${{ steps.meta.outputs.tags }}
+                  labels: ${{ steps.meta.outputs.labels }}

.github/workflows/docker-test-build.yml

@@ -1,29 +1,29 @@
 name: Docker test build
 
 on:
-  pull_request:
-  push:
-    branches:
-      - main
+    pull_request:
+    push:
+        branches:
+            - main
 
 concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
+    group: ${{ github.workflow }}-${{ github.ref }}
+    cancel-in-progress: true
 
 permissions:
-  contents: read
+    contents: read
 
 jobs:
-  build-image:
-    runs-on: ubuntu-latest
+    build-image:
+        runs-on: ubuntu-latest
 
-    # steps taken (and trimmed) from docker-publish.yml
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v2
+        # steps taken (and trimmed) from docker-publish.yml
+        steps:
+            - name: Checkout repository
+              uses: actions/checkout@v2
 
-      - name: Build and push Docker image
-        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
-        with:
-          context: .
-          push: false
+            - name: Build and push Docker image
+              uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
+              with:
+                  context: .
+                  push: false

.github/workflows/linters.yml

@@ -1,23 +1,23 @@
 name: Linters
 
 on:
-  pull_request:
-  push:
-    branches:
-      - main
+    pull_request:
+    push:
+        branches:
+            - main
 
 concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
+    group: ${{ github.workflow }}-${{ github.ref }}
+    cancel-in-progress: true
 
 permissions:
-  contents: read
+    contents: read
 
 jobs:
-  black:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: black
-        uses: psf/black@stable
+    black:
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
+            - name: black
+              uses: psf/black@stable

.github/workflows/tests.yml

@@ -1,70 +1,70 @@
 name: Tests
 
 on:
-  pull_request:
-  push:
-    branches:
-      - main
+    pull_request:
+    push:
+        branches:
+            - main
 
 concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
+    group: ${{ github.workflow }}-${{ github.ref }}
+    cancel-in-progress: true
 
 permissions:
-  contents: read
+    contents: read
 
 env:
-  DJANGO_SETTINGS_MODULE: tracdjangoplugin.settings_tests
-  # passlib has a conditional import for `crypt` which is going away in python 3.13
-  # and therefore throwing warnings
-  PYTHONWARNINGS: >
-    error,
-    default:::passlib.utils,
+    DJANGO_SETTINGS_MODULE: tracdjangoplugin.settings_tests
+    # passlib has a conditional import for `crypt` which is going away in python 3.13
+    # and therefore throwing warnings
+    PYTHONWARNINGS: >
+        error,
+        default:::passlib.utils,
 
 jobs:
-  noshadows:
-    runs-on: ubuntu-24.04
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
-        with:
-          python-version: '3.11'
-      - run: pip install "tinycss2>=1.2.0"
-      - run: python noshadows.py --tests
+    noshadows:
+        runs-on: ubuntu-24.04
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
+            - uses: actions/setup-python@v5
+              with:
+                  python-version: "3.11"
+            - run: pip install "tinycss2>=1.2.0"
+            - run: python noshadows.py --tests
 
-  tracdjangoplugin:
-    runs-on: ubuntu-24.04
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
-        with:
-          python-version: '3.11'
-      - name: Install system package dependencies
-        run: |
-          sudo apt-get update
-          sudo apt-get -y install subversion
-      - name: Install requirements
-        run: python -m pip install -r requirements.txt
-      - name: Run tests
-        run: python -m django test tracdjangoplugin.tests
+    tracdjangoplugin:
+        runs-on: ubuntu-24.04
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
+            - uses: actions/setup-python@v5
+              with:
+                  python-version: "3.11"
+            - name: Install system package dependencies
+              run: |
+                  sudo apt-get update
+                  sudo apt-get -y install subversion
+            - name: Install requirements
+              run: python -m pip install -r requirements.txt
+            - name: Run tests
+              run: python -m django test tracdjangoplugin.tests
 
-  traccheck:
-    runs-on: ubuntu-24.04
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
-        with:
-          python-version: '3.11'
-      - name: Install system package dependencies
-        run: |
-          sudo apt-get update
-          sudo apt-get -y install subversion
-      - name: Install requirements
-        run: python -m pip install -r requirements.txt
-      - name: Lint Trac configuration
-        run: python traccheck.py lint trac-env/
-      - name: Check frozen Trac components
-        run: python traccheck.py components --check .TRACFREEZE.txt trac-env/
+    traccheck:
+        runs-on: ubuntu-24.04
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
+            - uses: actions/setup-python@v5
+              with:
+                  python-version: "3.11"
+            - name: Install system package dependencies
+              run: |
+                  sudo apt-get update
+                  sudo apt-get -y install subversion
+            - name: Install requirements
+              run: python -m pip install -r requirements.txt
+            - name: Lint Trac configuration
+              run: python traccheck.py lint trac-env/
+            - name: Check frozen Trac components
+              run: python traccheck.py components --check .TRACFREEZE.txt trac-env/

.pre-commit-config.yaml

@@ -0,0 +1,53 @@
+default_language_version:
+    python: python3
+
+repos:
+    - repo: https://github.com/pre-commit/pre-commit-hooks
+      rev: "v5.0.0"
+      hooks:
+          - id: check-added-large-files
+            args: ["--maxkb=1024"]
+          - id: check-case-conflict
+          - id: check-docstring-first
+          - id: check-executables-have-shebangs
+          - id: check-json
+          - id: check-merge-conflict
+          - id: check-shebang-scripts-are-executable
+          - id: check-toml
+          - id: check-yaml
+            args: ["--allow-multiple-documents"]
+          - id: debug-statements
+          - id: detect-private-key
+          - id: end-of-file-fixer
+            exclude_types: [json, sql]
+          - id: fix-byte-order-marker
+          - id: mixed-line-ending
+          - id: trailing-whitespace
+
+    - repo: https://github.com/asottile/pyupgrade
+      rev: "v3.19.0"
+      hooks:
+          - id: pyupgrade
+            args: [--py312]
+
+    - repo: https://github.com/adamchainz/django-upgrade
+      rev: "1.22.2"
+      hooks:
+          - id: django-upgrade
+            args: [--target-version, "5.0"]
+
+    - repo: https://github.com/psf/black
+      rev: 24.10.0
+      hooks:
+          - id: black
+
+    - repo: https://github.com/rbubley/mirrors-prettier
+      rev: "v3.4.2"
+      hooks:
+          - id: prettier
+            exclude_types: [html, css, javascript, json, scss]
+
+    - repo: https://github.com/tox-dev/pyproject-fmt
+      rev: "v2.5.0"
+      hooks:
+          - id: pyproject-fmt

DjangoPlugin/tracdjangoplugin/middlewares.py

@@ -16,7 +16,6 @@ def __init__(self, application):
     def __call__(self, environ, start_response):
         request_started.send(sender=self.__class__)
         try:
-            for data in self.application(environ, start_response):
-                yield data
+            yield from self.application(environ, start_response)
         finally:
             request_finished.send(sender=self.__class__)

DjangoPlugin/tracdjangoplugin/plugins.py

@@ -96,9 +96,7 @@ def _format_changeset_link(self, formatter, ns, chgset, label, fullmatch=None):
             return tag.a(label, class_="changeset", href=href)
 
         # Fallback to the default implementation.
-        return super(GitHubBrowserWithSVNChangesets, self)._format_changeset_link(
-            formatter, ns, chgset, label, fullmatch
-        )
+        return super()._format_changeset_link(formatter, ns, chgset, label, fullmatch)
 
 
 class PlainLoginComponent(Component):