Function validate_file_permissions

ffsubsync/ffsubsync.py:563–600

(args: argparse.Namespace)

def validate_file_permissions(args: argparse.Namespace) -> None:
    error_string_template = (
        "unable to {action} {file}; "
        "try ensuring file exists and has correct permissions"
    )
    if (
        args.reference is not None
        and not is_remote_url(args.reference)  # ffmpeg streams URLs directly; no local file to check
        and not os.access(args.reference, os.R_OK)
    ):
        raise ValueError(
            error_string_template.format(action="read reference", file=args.reference)
        )
    if args.srtin:
        for srtin in args.srtin:
            if srtin is not None and not os.access(srtin, os.R_OK):
                raise ValueError(
                    error_string_template.format(
                        action="read input subtitles", file=srtin
                    )
                )
    if (
        args.srtout is not None
        and os.path.exists(args.srtout)
        and not os.access(args.srtout, os.W_OK)
    ):
        raise ValueError(
            error_string_template.format(
                action="write output subtitles", file=args.srtout
            )
        )
    if args.make_test_case or args.serialize_speech:
        npy_savename = os.path.splitext(args.reference)[0] + ".npz"
        if os.path.exists(npy_savename) and not os.access(npy_savename, os.W_OK):
            raise ValueError(
                "unable to write test case file archive %s (try checking permissions)"
                % npy_savename
            )


def _setup_logging(