.coveragerc

@@ -0,0 +1,8 @@
+[run]
+omit =
+	*/.tox/*
+	tests/*
+	prepare/*
+
+[report]
+show_missing = True

.flake8

@@ -0,0 +1,10 @@
+[flake8]
+max-line-length = 88
+
+# jaraco/skeleton#34
+max-complexity = 10
+
+extend-ignore =
+	# Black creates whitespace before colon
+	E203
+enable-extensions = U4

.github/workflows/automerge.yml

@@ -0,0 +1,27 @@
+name: automerge
+on:
+  pull_request:
+    types:
+      - labeled
+      - unlabeled
+      - synchronize
+      - opened
+      - edited
+      - ready_for_review
+      - reopened
+      - unlocked
+  pull_request_review:
+    types:
+      - submitted
+  check_suite:
+    types:
+      - completed
+  status: {}
+jobs:
+  automerge:
+    runs-on: ubuntu-latest
+    steps:
+      - name: automerge
+        uses: "pascalgn/automerge-action@v0.12.0"
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

.github/workflows/main.yml

@@ -0,0 +1,76 @@
+name: tests
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    strategy:
+      matrix:
+        python: [3.6, 3.8, 3.9]
+        platform: [ubuntu-latest, macos-latest, windows-latest]
+    runs-on: ${{ matrix.platform }}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python }}
+      - name: Install tox
+        run: |
+          python -m pip install tox
+      - name: Run tests
+        run: tox
+
+  benchmark:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+      - name: Install tox
+        run: |
+          python -m pip install tox
+      - name: Run benchmarks
+        run: tox
+        env:
+          TOXENV: perf
+
+  diffcov:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Setup Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+      - name: Install tox
+        run: |
+          python -m pip install tox
+      - name: Evaluate coverage
+        run: tox
+        env:
+          TOXENV: diffcov
+
+  release:
+    needs: test
+    if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+      - name: Install tox
+        run: |
+          python -m pip install tox
+      - name: Release
+        run: tox -e release
+        env:
+          TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.pre-commit-config.yaml

@@ -0,0 +1,10 @@
+repos:
+- repo: https://github.com/psf/black
+  rev: 20.8b1
+  hooks:
+  - id: black
+
+- repo: https://github.com/asottile/blacken-docs
+  rev: v1.9.1
+  hooks:
+  - id: blacken-docs

.readthedocs.yml

@@ -1,5 +1,6 @@
+version: 2
 python:
-  version: 3
-  extra_requirements:
-    - docs
-  pip_install: true
+  install:
+  - path: .
+    extra_requirements:
+      - docs