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#!/usr/bin/env python3
# Copyright (c) Facebook, Inc. and its affiliates.
# All rights reserved.
#
# This source code is licensed under the BSD-style license found in the
# LICENSE file in the root directory of this source tree.
import argparse
import os
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="test binary, raises a RuntimeError")
parser.add_argument("--raises", type=bool, default=False)
parser.add_argument("msg", type=str)
args = parser.parse_args()
rank = int(os.environ["RANK"])
if args.raises:
raise RuntimeError(f"raised from {rank}")
else:
print(f"{args.msg} from {rank}")
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