DEV: Speed-up for CI (#1069)

- pytest: Set pytest testpaths and norecursedirs
- dependencies: Cache pip packages (pycryptodome)

.github/workflows/github-ci.yaml

@@ -31,10 +31,18 @@ jobs:
  uses: actions/checkout@v3
  with:
  submodules: 'recursive'
+ - name: Cache Downloaded Files
+ id: cache-downloaded-files
+ uses: actions/cache@v3
+ with:
+ path: tests/pdf_cache
+ key: cache-downloaded-files
  - name: Setup Python
- uses: actions/setup-python@v3
+ uses: actions/setup-python@v4
  with:
  python-version: ${{ matrix.python-version }}
+ cache: 'pip'
+ cache-dependency-path: '**/requirements/ci.txt'
  - name: Upgrade pip
  run: |
  python -m pip install --upgrade pip

pytest.ini

@@ -4,3 +4,6 @@ filterwarnings =
 
 markers =
  external: Tests which use files from https://github.com/py-pdf/sample-files
+
+testpaths = tests
+norecursedirs = tests/pdf_cache