split github actions in two jobs

.github/workflows/tox.yaml

@@ -13,12 +13,26 @@ on:
       - .gitignore
 
 jobs:
-  tox:
+
+  lint:
+    name: Linters
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up PDM
+      uses: pdm-project/setup-pdm@v3
+    - name: Install dependencies
+      run: pdm install -d -G lint -G test
+    - name: Test with tox
+      run: pdm run tox -e pylint,mypy,bandit
+
+  unit-tests:
+    name: Unit tests
+    needs: lint
     runs-on: ubuntu-latest
     strategy:
       matrix:
         python-version: ['3.9', '3.10', '3.11']
-
     steps:
     - uses: actions/checkout@v3
     - name: Set up PDM
@@ -26,7 +40,6 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
-      run: |
-        pdm install -d -G test -G lint
+      run: pdm install -d -G test
     - name: Test with tox
       run: pdm run tox

pyproject.toml

@@ -34,6 +34,7 @@ lint = [
     "types-PyYAML>=6.0.12.11",
     "mypy>=1.5.1",
     "bandit[toml]>=1.7.5",
+    "tox-pdm>=0.6.1",
 ]
 
 [tool.pylint.main]

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 envlist = pylint, mypy, bandit, py{39,310,311,py39}
-isolated_build = True  ; This is required for a pyproject.toml based project.
+isolated_build = True
 
 [gh-actions]
 python =
@@ -9,19 +9,26 @@ python =
     3.11: py311
 
 [testenv]
-groups =  ; Dependency groups in pyproject.toml
-    dev
+groups =
+    test
 commands =
     pytest --cov-report term-missing --cov-fail-under=100 --cov=operator_repo -v tests/
 
 [testenv:pylint]
+groups =
+    lint
 commands =
     pylint src
 
 [testenv:mypy]
+groups =
+    test
+    lint
 commands =
     mypy --strict src tests
 
 [testenv:bandit]
+groups =
+    lint
 commands =
     bandit -c pyproject.toml -r .