chore: add python 3.11 to the test matrix

.github/workflows/ci.yml

@@ -20,27 +20,15 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9, "3.10"]
+        python-version: [3.7, 3.8, 3.9, "3.10", "3.11"]
         os: [ubuntu-latest, macOS-latest, windows-latest]
 
     steps:
       - uses: actions/checkout@v3
       - name: Set up PDM
-        uses: pdm-project/setup-pdm@main
+        uses: pdm-project/setup-pdm@v3
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Set Variables
-        id: set_variables
-        run: |
-          echo "::set-output name=PIP_CACHE::$(pip cache dir)"
-          echo "::set-output name=PDM_CACHE::$(pdm config cache_dir)"
-      - name: Cache PIP
-        uses: actions/cache@v2
-        with:
-          path: |
-            ${{ steps.set_variables.outputs.PIP_CACHE }}
-            ${{ steps.set_variables.outputs.PDM_CACHE }}
-          key: ${{ runner.os }}-pip-${{ matrix.python-version }}
 
       - name: Install dependencies
         run: pip install nox

noxfile.py

@@ -5,7 +5,7 @@
 os.environ.update(PDM_IGNORE_SAVED_PYTHON="1", PDM_USE_VENV="1")
 
 
-@nox.session(python=("3.7", "3.8", "3.9", "3.10"))
+@nox.session(python=("3.7", "3.8", "3.9", "3.10", "3.11"))
 def test(session):
     session.run("pdm", "install", "-Gtest", external=True)
     session.run("pytest", "tests/")