GitHub Actions

Create a file named .github/workflows/black.yml inside your repository with:

name: Lint

on: [push, pull_request]

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-python@v2
      - uses: psf/black@stable
        with:
          args: ". --check"

Inputs

black_args

optional: Black input arguments. Defaults to . --check --diff.