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ðŸ“ ..
ðŸ“„ __init__.py(0 B)
ðŸ“ __pycache__
ðŸ“„ conda.py(2.36 KB)
ðŸ“„ coursier.py(2.45 KB)
ðŸ“„ dart.py(3.04 KB)
ðŸ“„ docker.py(4.73 KB)
ðŸ“„ docker_image.py(847 B)
ðŸ“„ dotnet.py(3.38 KB)
ðŸ“„ fail.py(685 B)
ðŸ“„ golang.py(4.55 KB)
ðŸ“„ haskell.py(1.62 KB)
ðŸ“„ julia.py(4.28 KB)
ðŸ“„ lua.py(2.48 KB)
ðŸ“„ node.py(3.76 KB)
ðŸ“„ perl.py(1.46 KB)
ðŸ“„ pygrep.py(3.73 KB)
ðŸ“„ python.py(7.15 KB)
ðŸ“„ r.py(7.72 KB)
ðŸ“„ ruby.py(4.53 KB)
ðŸ“„ rust.py(5.36 KB)
ðŸ“„ script.py(786 B)
ðŸ“„ swift.py(1.57 KB)
ðŸ“„ system.py(300 B)

Editing: pygrep.py

from __future__ import annotations

import argparse
import re
import sys
from collections.abc import Sequence
from re import Pattern
from typing import NamedTuple

from pre_commit import lang_base
from pre_commit import output
from pre_commit.prefix import Prefix
from pre_commit.xargs import xargs

ENVIRONMENT_DIR = None
get_default_version = lang_base.basic_get_default_version
health_check = lang_base.basic_health_check
install_environment = lang_base.no_install
in_env = lang_base.no_env

def _process_filename_by_line(pattern: Pattern[bytes], filename: str) -> int:
    retv = 0
    with open(filename, 'rb') as f:
        for line_no, line in enumerate(f, start=1):
            if pattern.search(line):
                retv = 1
                output.write(f'{filename}:{line_no}:')
                output.write_line_b(line.rstrip(b'\r\n'))
    return retv

def _process_filename_at_once(pattern: Pattern[bytes], filename: str) -> int:
    retv = 0
    with open(filename, 'rb') as f:
        contents = f.read()
        match = pattern.search(contents)
        if match:
            retv = 1
            line_no = contents[:match.start()].count(b'\n')
            output.write(f'{filename}:{line_no + 1}:')

matched_lines = match[0].split(b'\n')
            matched_lines[0] = contents.split(b'\n')[line_no]

output.write_line_b(b'\n'.join(matched_lines))
    return retv

def _process_filename_by_line_negated(
        pattern: Pattern[bytes],
        filename: str,
) -> int:
    with open(filename, 'rb') as f:
        for line in f:
            if pattern.search(line):
                return 0
        else:
            output.write_line(filename)
            return 1

def _process_filename_at_once_negated(
        pattern: Pattern[bytes],
        filename: str,
) -> int:
    with open(filename, 'rb') as f:
        contents = f.read()
    match = pattern.search(contents)
    if match:
        return 0
    else:
        output.write_line(filename)
        return 1

class Choice(NamedTuple):
    multiline: bool
    negate: bool

FNS = {
    Choice(multiline=True, negate=True): _process_filename_at_once_negated,
    Choice(multiline=True, negate=False): _process_filename_at_once,
    Choice(multiline=False, negate=True): _process_filename_by_line_negated,
    Choice(multiline=False, negate=False): _process_filename_by_line,
}

def run_hook(
        prefix: Prefix,
        entry: str,
        args: Sequence[str],
        file_args: Sequence[str],
        *,
        is_local: bool,
        require_serial: bool,
        color: bool,
) -> tuple[int, bytes]:
    cmd = (sys.executable, '-m', __name__, *args, entry)
    return xargs(cmd, file_args, color=color)

def main(argv: Sequence[str] | None = None) -> int:
    parser = argparse.ArgumentParser(
        description=(
            'grep-like finder using python regexes.  Unlike grep, this tool '
            'returns nonzero when it finds a match and zero otherwise.  The '
            'idea here being that matches are "problems".'
        ),
    )
    parser.add_argument('-i', '--ignore-case', action='store_true')
    parser.add_argument('--multiline', action='store_true')
    parser.add_argument('--negate', action='store_true')
    parser.add_argument('pattern', help='python regex pattern.')
    parser.add_argument('filenames', nargs='*')
    args = parser.parse_args(argv)

flags = re.IGNORECASE if args.ignore_case else 0
    if args.multiline:
        flags |= re.MULTILINE | re.DOTALL

pattern = re.compile(args.pattern.encode(), flags)

retv = 0
    process_fn = FNS[Choice(multiline=args.multiline, negate=args.negate)]
    for filename in args.filenames:
        retv |= process_fn(pattern, filename)
    return retv

if __name__ == '__main__':
    raise SystemExit(main())

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