scripts/ci/pre_commit/common_precommit_black_utils.py

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from __future__ import annotations

import os
import sys
from functools import lru_cache
from pathlib import Path

from black import Mode, TargetVersion, format_str, parse_pyproject_toml

sys.path.insert(0, str(Path(__file__).parent.resolve()))  # make sure common_precommit_utils is imported

from common_precommit_utils import AIRFLOW_BREEZE_SOURCES_PATH  # isort: skip # noqa E402


@lru_cache(maxsize=None)
def black_mode(is_pyi: bool = Mode.is_pyi) -> Mode:
    config = parse_pyproject_toml(os.fspath(AIRFLOW_BREEZE_SOURCES_PATH / "pyproject.toml"))
    target_versions = {TargetVersion[val.upper()] for val in config.get("target_version", ())}

    return Mode(
        target_versions=target_versions,
        line_length=config.get("line_length", Mode.line_length),
        is_pyi=is_pyi,
    )


def black_format(content: str, is_pyi: bool = Mode.is_pyi) -> str:
    return format_str(content, mode=black_mode(is_pyi=is_pyi))