build: Fix dependency setup by using dedicated cache step

.github/workflows/docs.yml

@@ -22,17 +22,22 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
-      - name: Install Poetry
+      - name: Set up Python
+        uses: actions/setup-python@v4 # Uses the Python version in .python-version
+      - name: Install poetry
         uses: snok/install-poetry@v1
         with:
           virtualenvs-create: true
           virtualenvs-in-project: true
           installer-parallel: true
-      - name: Set up Python
-        uses: actions/setup-python@v4 # Uses the Python version in .python-version
+      - name: Load virtual environment cache
+        id: cache
+        uses: actions/cache@v2
         with:
-          cache: "poetry"
+          path: .venv
+          key: ${{ runner.os }}-${{ hashFiles('poetry.lock') }}
       - name: Install dependencies
+        if: steps.cache.outputs.cache-hit != 'true'
         run: scripts/setup
       - name: Build documentation
         run: scripts/docs

.github/workflows/publish.yml

@@ -20,14 +20,14 @@ jobs:
         uses: actions/checkout@v3
         with:
           fetch-depth: 0 # Fetch entire history for poetry-dynamic-versioning, see: https://github.com/mtkennerly/poetry-dynamic-versioning/issues/55
-      - name: Install Poetry
+      - name: Set up Python
+        uses: actions/setup-python@v4 # Uses the Python version in .python-version
+      - name: Install poetry
         uses: snok/install-poetry@v1
         with:
           virtualenvs-create: true
           virtualenvs-in-project: true
           installer-parallel: true
-      - name: Set up Python
-        uses: actions/setup-python@v4 # Uses the Python version in .python-version
       - name: Setup dynamic versioning
         run: poetry self add "poetry-dynamic-versioning[plugin]"
       - name: Build package

.github/workflows/test.yml

@@ -29,19 +29,18 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
-      - name: Install Poetry
-        uses: snok/[email protected] # Pinned newest version to make Windows work
-        with:
-          virtualenvs-create: true
-          virtualenvs-in-project: true
-          installer-parallel: true
-      - run: poetry config virtualenvs.prefer-active-python true
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
+      - name: Install poetry
+        uses: snok/install-poetry@v1
+        with:
+          virtualenvs-create: true
+          virtualenvs-in-project: true
+          installer-parallel: true
       - name: Install dependencies
-        run: rm poetry.lock && scripts/setup ${{ matrix.python-version }} # Ignore poetry.lock
+        run: rm poetry.lock && scripts/setup # Ignore poetry.lock
       - name: Run checks
         run: scripts/check --dry
       - name: Test with pytest

scripts/setup

@@ -5,8 +5,5 @@ set -o errexit -o pipefail -o nounset
 # Change into the project's directory
 cd "$(dirname "$0")/.."
 
-python_version=$1
-
 # Install the dependencies
-#poetry env use "python$python_version"
 poetry install --with dev --sync