run-cmd

#!/usr/bin/env python3

import argparse
import fnmatch
import subprocess
from pathlib import Path


def main(pattern, command):
    names = (Path(__file__).parent / 'pi-names').read_text().splitlines(keepends=False)

    if pattern:
        names = fnmatch.filter(names, pattern)

    for name in names:
        print(f'--- {name} ---')
        subprocess.run(['ssh', name, *command])
        print()


def parse_args():
    parser = argparse.ArgumentParser()
    parser.add_argument(
        '--pattern',
        help="Run only on names which match this fnmatch pattern.",
    )
    parser.add_argument(
        'command',
        nargs=argparse.ONE_OR_MORE,
        help="The command to run.",
    )
    return parser.parse_args()


if __name__ == '__main__':
    main(**parse_args().__dict__)