сhore(lint): migrate linting from flake8/isort/black to ruff

.github/workflows/linting.yml

@@ -11,30 +11,17 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.12"]
+        python-version: ["3.13"]
     steps:
-      - uses: actions/checkout@v2
+      - name: Checkout repository
+        uses: actions/checkout@v3
 
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
 
-      - name: Cache pip
-        uses: actions/cache@v3
+      - name: Run Ruff via Action
+        uses: astral-sh/ruff-action@v3.2.2
         with:
-          path: ~/.cache/pip
-          key: ${{ runner.os }}-pip-${{ hashFiles('requirements/dev.txt') }}
-          restore-keys: |
-            ${{ runner.os }}-pip-
-
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install -r requirements/dev.txt
-
-      - name: Run linters
-        run: |
-          black . --check --verbose
-          isort . --check --verbose
-          flake8 . --count --show-source --statistics
+          github-token: ${{ secrets.GITHUB_TOKEN }}

promo_code/user/validators.py

@@ -82,7 +82,7 @@ def __call__(self, value):
 
         if missing_fields:
             raise rest_framework.serializers.ValidationError(
-                {field: 'This field is required.' for field in missing_fields},
+                dict.fromkeys(missing_fields, 'This field is required.'),
             )
 
         serializer = self.__class__(data=value)

requirements/dev.txt

@@ -1,7 +1,4 @@
 -r prod.txt
 -r test.txt
-black==24.8.0
-flake8==7.1.1
-isort==5.13.2
 ruff==0.11.5
-sort-requirements==1.3.0
+sort-requirements==1.3.0

requirements/test.txt

@@ -1,3 +1,2 @@
--r flake8-plugins.txt
 django-debug-toolbar==4.4.6
 parameterized==0.9.0