File size: 1,691 Bytes
71687cf | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | # Copyright 2019-2020 Lawrence Livermore National Security, LLC and other
# Archspec Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
"""
archspec command line interface
"""
import argparse
import typing
import archspec
import archspec.cpu
def _make_parser() -> argparse.ArgumentParser:
parser = argparse.ArgumentParser(
"archspec",
description="archspec command line interface",
add_help=False,
)
parser.add_argument(
"--version",
"-V",
help="Show the version and exit.",
action="version",
version=f"archspec, version {archspec.__version__}",
)
parser.add_argument("--help", "-h", help="Show the help and exit.", action="help")
subcommands = parser.add_subparsers(
title="command",
metavar="COMMAND",
dest="command",
)
cpu_command = subcommands.add_parser(
"cpu",
help="archspec command line interface for CPU",
description="archspec command line interface for CPU",
)
cpu_command.set_defaults(run=cpu)
return parser
def cpu() -> int:
"""Run the `archspec cpu` subcommand."""
try:
print(archspec.cpu.host())
except FileNotFoundError as exc:
print(exc)
return 1
return 0
def main(argv: typing.Optional[typing.List[str]] = None) -> int:
"""Run the `archspec` command line interface."""
parser = _make_parser()
try:
args = parser.parse_args(argv)
except SystemExit as err:
return err.code
if args.command is None:
parser.print_help()
return 0
return args.run()
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