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opt / hc_python / lib / python3.12 / site-packages / pre_commit /

ðŸ“ ..
ðŸ“„ __init__.py(0 B)
ðŸ“„ __main__.py(127 B)
ðŸ“ __pycache__
ðŸ“„ all_languages.py(1.38 KB)
ðŸ“„ clientlib.py(14.92 KB)
ðŸ“„ color.py(3.14 KB)
ðŸ“ commands
ðŸ“„ constants.py(282 B)
ðŸ“„ envcontext.py(1.56 KB)
ðŸ“„ error_handler.py(2.56 KB)
ðŸ“„ errors.py(78 B)
ðŸ“„ file_lock.py(2.29 KB)
ðŸ“„ git.py(8.32 KB)
ðŸ“„ hook.py(1.48 KB)
ðŸ“„ lang_base.py(5.12 KB)
ðŸ“ languages
ðŸ“„ logging_handler.py(1019 B)
ðŸ“„ main.py(15.2 KB)
ðŸ“ meta_hooks
ðŸ“„ output.py(911 B)
ðŸ“„ parse_shebang.py(2.42 KB)
ðŸ“„ prefix.py(495 B)
ðŸ“„ repository.py(7.43 KB)
ðŸ“ resources
ðŸ“„ staged_files_only.py(4.06 KB)
ðŸ“„ store.py(9.17 KB)
ðŸ“„ util.py(6.87 KB)
ðŸ“„ xargs.py(5.41 KB)
ðŸ“„ yaml.py(561 B)
ðŸ“„ yaml_rewrite.py(1.31 KB)

Editing: envcontext.py

from __future__ import annotations

import contextlib
import enum
import os
from collections.abc import Generator
from collections.abc import MutableMapping
from typing import NamedTuple
from typing import Union

_Unset = enum.Enum('_Unset', 'UNSET')
UNSET = _Unset.UNSET

class Var(NamedTuple):
    name: str
    default: str = ''

SubstitutionT = tuple[Union[str, Var], ...]
ValueT = Union[str, _Unset, SubstitutionT]
PatchesT = tuple[tuple[str, ValueT], ...]

def format_env(parts: SubstitutionT, env: MutableMapping[str, str]) -> str:
    return ''.join(
        env.get(part.name, part.default) if isinstance(part, Var) else part
        for part in parts
    )

@contextlib.contextmanager
def envcontext(
        patch: PatchesT,
        _env: MutableMapping[str, str] | None = None,
) -> Generator[None]:
    """In this context, `os.environ` is modified according to `patch`.

`patch` is an iterable of 2-tuples (key, value):
        `key`: string
        `value`:
            - string: `environ[key] == value` inside the context.
            - UNSET: `key not in environ` inside the context.
            - template: A template is a tuple of strings and Var which will be
              replaced with the previous environment
    """
    env = os.environ if _env is None else _env
    before = dict(env)

for k, v in patch:
        if v is UNSET:
            env.pop(k, None)
        elif isinstance(v, tuple):
            env[k] = format_env(v, before)
        else:
            env[k] = v

try:
        yield
    finally:
        env.clear()
        env.update(before)

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