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from __future__ import annotations
import argparse
import sys
from typing import Sequence
if sys.version_info >= (3, 11): # pragma: >=3.11 cover
import tomllib
else: # pragma: <3.11 cover
import tomli as tomllib
def main(argv: Sequence[str] | None = None) -> int:
parser = argparse.ArgumentParser()
parser.add_argument('filenames', nargs='*', help='Filenames to check.')
args = parser.parse_args(argv)
retval = 0
for filename in args.filenames:
try:
with open(filename, mode='rb') as fp:
tomllib.load(fp)
except tomllib.TOMLDecodeError as exc:
print(f'{filename}: {exc}')
retval = 1
return retval
if __name__ == '__main__':
raise SystemExit(main())
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