def run_command_with_output()

in pytest_rally/process.py [0:0]


def run_command_with_output(cmd):
    try:
        proc = subprocess.run(shlex.split(cmd), text=True, capture_output=True, check=True)
        return proc.stdout
    except subprocess.CalledProcessError as e:
        raise AssertionError(f"Failed to run command [{cmd}]", e.stdout)