actions/setup-python use auto pip caching

Author: janosh

.github/workflows/test.yml

@@ -21,13 +21,17 @@ jobs:
           - 27017:27017
 
     steps:
-      - name: Checkout repo
+      - name: Check out repo
         uses: actions/checkout@v2
 
-      - name: Setup Python
+      - name: Set up python
         uses: actions/setup-python@v2
         with:
           python-version: 3.8
+          cache: pip
+          cache-dependency-path: |
+            setup.py
+            requirements-ci.txt
 
       - name: Install OpenBabel
         run: |
@@ -36,14 +40,6 @@ jobs:
           # https://github.com/openbabel/openbabel/issues/2408#issuecomment-1014466193
           sudo ln -s /usr/include/openbabel3 /usr/local/include/openbabel3
 
-      - name: Cache pip
-        uses: actions/cache@v2
-        with:
-          path: ~/.cache/pip
-          key: ${{ runner.os }}-pip-${{ hashFiles('requirements-ci.txt', 'setup.py') }}
-          restore-keys: |
-            ${{ runner.os }}-pip-
-
       - name: Install dependencies
         run: |
           pip install -r requirements-ci.txt
@@ -77,7 +73,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: test
     steps:
-      - name: Checkout repo
+      - name: Check out repo
         uses: actions/checkout@v2
 
       - name: Get durations from cache

.gitignore

@@ -31,7 +31,7 @@ pip-log.txt
 # Unit test / coverage reports
 .coverage
 .tox
-nosetests.xml
+.test_durations
 *.mypy_cache/*
 
 # Translations