Python script to filters paths on standard input by pattern

globlin.py

#!/usr/bin/env python3

# MIT License
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# Copyright (c) Microsoft Corporation.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# SOFTWARE

import argparse
import sys
from fnmatch import fnmatch
from typing import cast

parser = argparse.ArgumentParser(description="Filters paths, one per line, on STDIN by pattern.")
_ = parser.add_argument("--show-match", "-m", action="store_true", help="Show the matching pattern.")
_ = parser.add_argument("pattern", nargs="+", help="pattern (fnmatch/glob) to match")

args = parser.parse_args()
should_show_match = cast(bool, args.show_match)
patterns = cast(list[str], args.pattern)

paths = (line.rstrip() for line in sys.stdin.readlines())
for path in paths:
    pattern = next(iter(pattern for pattern in patterns if fnmatch(path, pattern)), None)
    if pattern:
        print(f"{pattern}:{path}" if should_show_match else path)