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"""Script that switches build backend to setuptools with mypyc support.
Overwrites pyproject.toml. Does not create a backup.
"""
from pathlib import Path
import tomllib
import tomli_w # type: ignore[import-not-found]
def use_setuptools() -> None:
pyproject_path = Path(__file__).parent.parent / "pyproject.toml"
data = tomllib.loads(pyproject_path.read_bytes().decode())
data["build-system"] = {
"requires": ["setuptools>=77.0.3", "mypy[mypyc]>=1.15"],
"build-backend": "setuptools.build_meta",
}
pyproject_path.write_bytes(tomli_w.dumps(data).encode())
if __name__ == "__main__":
use_setuptools()
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