Updated pdm version and install on CI (#364)

.github/actions/setup-tox/action.yml

@@ -12,13 +12,20 @@ runs:
     - name: Disable PDM update check
       run: echo "PDM_CHECK_UPDATE=False" >> $GITHUB_ENV
       shell: bash
-    - uses: pdm-project/setup-pdm@v4
+    - name: Create cache key from workflow
+      run: echo "Runner=${{ runner.os }}-${{ runner.arch }}; Workflow=${{ github.workflow }}" > .github/.workflow.cache.key
+      shell: bash
+    # Use a pinned commit to use the new feature added (and which is not currently added to v4)
+    # c.f. https://github.com/pdm-project/setup-pdm/pull/60
+    - uses: pdm-project/setup-pdm@2f3a9be7ac56a6e5c1ea605f8e9d0f0500363705  # v4
       with:
-        version: '2.19.1'
+        version: '2.19.3'
         python-version: ${{ inputs.python-version }}
-        ### setup-pdm cache seems broken. See https://github.com/pdm-project/setup-pdm/issues/43
-        # cache: true
-        # cache-dependency-path: './pdm.lock'
+        cache: true
+        cache-restore-exact-match: true
+        cache-dependency-path: |
+          ./pdm.lock
+          .github/.workflow.cache.key
     - name: Install dependencies
       ### This command fails at least 1 in 100 times on Windows
       # run: pdm sync --global --project=. --no-self --dev --group=tox

.gitignore

@@ -11,6 +11,9 @@ benchmark*.json
 benchmark*.html
 benchmark*.svg
 
+# Github Actions
+.github/.*.key
+
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]

.pre-commit-config.yaml

@@ -46,7 +46,7 @@ repos:
         types: []  # Overwrite with empty in order to fallback to types_or
         types_or: [python, pyi]
   - repo: https://github.com/pdm-project/pdm
-    rev: '2.19.1'
+    rev: '2.19.3'
     hooks:
       - id: pdm-lock-check
       - id: pdm-export

.readthedocs.yaml

@@ -6,7 +6,7 @@ build:
     python: "3.11"
   jobs:
     post_create_environment:
-      - pip install --no-cache-dir pdm==2.19.1
+      - pip install --no-cache-dir pdm==2.19.3
       - pdm config check_update false
       - pdm use -f $READTHEDOCS_VIRTUALENV_PATH
     post_install: