Automatically build and upload binaries on release

.github/workflows/upload_binary.yml

@@ -0,0 +1,51 @@
+name: Upload self-contained binaries
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: [3.7]
+        os: [ubuntu-16.04, windows-2019]
+        include:
+          - os: windows-2019
+            pathsep: ";"
+            executable_suffix: ".exe"
+            executable_mime: "application/vnd.microsoft.portable-executable"
+          - os: ubuntu-16.04
+            pathsep: ":"
+            executable_suffix: ".elf"
+            executable_mime: "application/x-executable"
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip wheel setuptools
+          python -m pip install .
+          python -m pip install pyinstaller
+
+      - name: Build binary
+        run: |
+          python -m PyInstaller -F --name black${{ matrix.executable_suffix }} --add-data 'src/blib2to3${{ matrix.pathsep }}blib2to3' src/black/__main__.py
+
+      - name: Upload binary as release asset
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ github.event.release.upload_url }}
+          asset_path: dist/black${{ matrix.executable_suffix }}
+          asset_name: black${{ matrix.executable_suffix }}
+          asset_content_type: ${{ matrix.executable_mime }}

.travis.yml

@@ -29,17 +29,3 @@ matrix:
       python: 3.8
     - name: "3.9"
       python: 3.9
-before_deploy:
-  - pip install pyinstaller
-  - pyinstaller --clean -F --add-data src/blib2to3/:blib2to3 src/black/__init__.py
-deploy:
-  provider: releases
-  api_key:
-    secure: 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
-  file:
-    - dist/black
-  skip_cleanup: true
-  on:
-    condition: $TRAVIS_PYTHON_VERSION == '3.6'
-    repo: psf/black
-    tags: true

CHANGES.md

@@ -21,6 +21,11 @@
 
 - Added support for PEP 614 relaxed decorator syntax on python 3.9 (#1711)
 
+#### _Packaging_
+
+- Self-contained native _Black_ binaries are now provided for releases via GitHub
+  Releases (#1743)
+
 ### 20.8b1
 
 #### _Packaging_