├── .github
    └── workflows
    │   └── mirror.yml
├── .pre-commit-hooks.yaml
├── README.md
├── mirror.py
└── pyproject.toml


/.github/workflows/mirror.yml:
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 1 | name: main
 2 | on:
 3 |   push:
 4 |     branches: [main]
 5 |   workflow_dispatch:
 6 |   schedule:
 7 |   - cron: '43 5 * * *'
 8 | 
 9 | jobs:
10 |   build:
11 |     name: main
12 |     runs-on: ubuntu-latest
13 |     steps:
14 |     - uses: actions/checkout@v3
15 |     - uses: actions/setup-python@v4
16 |     - run: python -m pip install "urllib3>=2" tomli-w tomli packaging
17 |     - run: git config --global user.name 'Github Actions'
18 |     - run: git config --global user.email '41898282+github-actions[bot]@users.noreply.github.com'
19 |     - run: python mirror.py
20 |     - run: |
21 |         git remote set-url origin https://x-access-token:$GH_TOKEN@github.com/$GITHUB_REPOSITORY
22 |         git push origin HEAD:refs/heads/main --tags
23 |       env:
24 |         GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
25 | 


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/.pre-commit-hooks.yaml:
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 1 | - id: black
 2 |   name: black
 3 |   description: "Black: The uncompromising Python code formatter"
 4 |   entry: black
 5 |   language: python
 6 |   minimum_pre_commit_version: 2.9.2
 7 |   require_serial: true
 8 |   types_or: [python, pyi]
 9 | - id: black-jupyter
10 |   name: black-jupyter
11 |   description:
12 |     "Black: The uncompromising Python code formatter (with Jupyter Notebook support)"
13 |   entry: black
14 |   language: python
15 |   minimum_pre_commit_version: 2.9.2
16 |   require_serial: true
17 |   types_or: [python, pyi, jupyter]
18 |   additional_dependencies: [".[jupyter]"]
19 | 


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/README.md:
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1 | # black-pre-commit-mirror
2 | 
3 | mypyc wheels go brr
4 | 
5 | For example `pre-commit` configs, please see the [black VCS integration docs][1]
6 | 
7 | [1]: https://black.readthedocs.io/en/stable/integrations/source_version_control.html
8 | 


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/mirror.py:
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 1 | import subprocess
 2 | from pathlib import Path
 3 | 
 4 | import tomli
 5 | import tomli_w
 6 | import urllib3
 7 | from packaging.requirements import Requirement
 8 | from packaging.version import Version
 9 | 
10 | 
11 | def main():
12 |     with open(Path(__file__).parent / "pyproject.toml", "rb") as f:
13 |         pyproject = tomli.load(f)
14 | 
15 |     # get current version of black
16 |     deps = pyproject["project"]["dependencies"]
17 |     assert len(deps) == 1
18 |     black_dep = Requirement(deps[0])
19 |     assert black_dep.name == "black"
20 |     black_specs = list(black_dep.specifier)
21 |     assert len(black_specs) == 1
22 |     assert black_specs[0].operator == "=="
23 |     current_version = Version(black_specs[0].version)
24 | 
25 |     # get all versions of black from PyPI
26 |     resp = urllib3.request("GET", "https://pypi.org/pypi/black/json")
27 |     if resp.status != 200:
28 |         raise RuntimeError
29 | 
30 |     versions = [Version(release) for release in resp.json()["releases"]]
31 |     versions = [v for v in versions if v > current_version and not v.is_prerelease]
32 |     versions.sort()
33 | 
34 |     for version in versions:
35 |         pyproject["project"]["dependencies"] = [f"black=={version}"]
36 |         with open(Path(__file__).parent / "pyproject.toml", "wb") as f:
37 |             tomli_w.dump(pyproject, f)
38 |         subprocess.run(["git", "add", "pyproject.toml"])
39 |         subprocess.run(["git", "commit", "-m", f"black {version}"])
40 |         subprocess.run(["git", "tag", f"{version}"])
41 | 
42 | 
43 | if __name__ == "__main__":
44 |     main()
45 | 


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/pyproject.toml:
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 1 | [project]
 2 | name = "black-pre-commit-mirror"
 3 | version = "0.1.0"
 4 | dependencies = [
 5 |     "black==25.1.0",
 6 | ]
 7 | 
 8 | [project.optional-dependencies]
 9 | jupyter = [
10 |     "black[jupyter]",
11 | ]
12 | 


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