Add back in GitHub Actions caching

Also:
- Move flake8 linting to its own workflow
- Add new workflow for Sphinx documentation build

1 files changed, 47 insertions, 0 deletions

diff --git a/.github/workflows/doc.yml b/.github/workflows/doc.yml
new file mode 100644
index 00000000..fe61335a
--- /dev/null
+++ b/.github/workflows/doc.yml
@@ -0,0 +1,47 @@
+# For documentation on GitHub Actions Workflows, see:
+# https://docs.github.com/en/actions/reference/workflow-syntax-for-github-actions
+name: Doc
+
+on:
+  push:
+    branches:
+      - master
+      - 2.0
+  pull_request:
+    branches:
+      - master
+      - 2.0
+
+env:
+  PYTHON_LATEST: 3.9
+
+jobs:
+  ci:
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        python-version: [3.9]
+      fail-fast: false
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v2  # https://github.com/actions/checkout
+        with:
+          # Only a single commit is fetched by default, for the ref/SHA that triggered the workflow.
+          # Set fetch-depth: 0 to fetch all history for all branches and tags.
+          fetch-depth: 0 # Needed for setuptools_scm to work correctly
+      - name: Set up Python
+        uses: actions/setup-python@v2  # https://github.com/actions/setup-python
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Cache dependencies
+        id: cache-deps
+        uses: actions/cache@v2  # https://github.com/actions/cache
+        with:
+          path: ~/.cache/pip
+          key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('setup.py') }}
+      - name: Install python prerequisites
+        # Only install dependencies when there is a cache miss
+        if: steps.cache-deps.outputs.cache-hit != 'true'
+        run: pip install -U --user pip setuptools setuptools-scm flake8 nox
+      - name: Sphinx documentation build
+          run: python -m nox --non-interactive --session docs  # Run nox just for documentation build