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Vehicle Researcher
c5d5c5d1f3
date: 2025-10-24T00:30:59 master commit: 405631baf9685e171a0dd19547cb763f1b163d18
29 lines
732 B
Python
29 lines
732 B
Python
import subprocess
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from contextlib import contextmanager
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from subprocess import Popen, PIPE, TimeoutExpired
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def run_cmd(cmd: list[str], cwd=None, env=None) -> str:
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return subprocess.check_output(cmd, encoding='utf8', cwd=cwd, env=env).strip()
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def run_cmd_default(cmd: list[str], default: str = "", cwd=None, env=None) -> str:
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try:
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return run_cmd(cmd, cwd=cwd, env=env)
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except subprocess.CalledProcessError:
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return default
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@contextmanager
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def managed_proc(cmd: list[str], env: dict[str, str]):
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proc = Popen(cmd, env=env, stdout=PIPE, stderr=PIPE)
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try:
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yield proc
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finally:
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if proc.poll() is None:
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proc.terminate()
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try:
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proc.wait(timeout=5)
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except TimeoutExpired:
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proc.kill()
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