ci: Use simpler caching configuration

.github/workflows/ci.yml

@@ -13,16 +13,9 @@ jobs:
       - uses: actions/setup-python@v3
         with:
           python-version: ${{ matrix.python-version }}
-      - id: pip-cache
-        run: echo "::set-output name=dir::$(pip cache dir)"
-      - uses: actions/cache@v3
-        with:
-          path: ${{ steps.pip-cache.outputs.dir }}
-          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements*.txt', 'setup.py') }}
-          restore-keys: |
-            ${{ runner.os }}-pip-
+          cache: pip
+          cache-dependency-path: setup.py
       - run: pip install .[test]
-      # pytest-vcr uses pyyaml, which warns on pypy-3.7 https://github.com/yaml/pyyaml/issues/534
       - run: pytest -W error --cov jscc --vcr-record=none tests
       - env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/lint.yml

@@ -11,12 +11,8 @@ jobs:
       - uses: actions/setup-python@v3
         with:
           python-version: 3.8
-      - uses: actions/cache@v3
-        with:
-          path: ~/.cache/pip
-          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements*.txt', 'setup.py') }}
-          restore-keys: |
-            ${{ runner.os }}-pip-
+          cache: pip
+          cache-dependency-path: setup.py
       - run: curl -s -S --retry 3 $BASEDIR/tests/install.sh | bash -
       - run: curl -s -S --retry 3 $BASEDIR/tests/script.sh | bash -
       - run: pip install .[test]

tests/test_checks.py

@@ -239,7 +239,7 @@ def test_validate_ref_pass():
     filepath = os.path.join('schema', 'schema.json')
 
     with warnings.catch_warnings():
-        warnings.simplefilter('error')
+        warnings.simplefilter('error')  # no warnings
 
         errors = validate_ref(path(filepath), parse(filepath))