integration_tests.py 文件源码

def send_json(socket, data: dict, timeout=TIMEOUT):
    """
    send a json-ified dictionary, throws an exception if it takes
    more than [timeout] seconds
    """

    signal.signal(
        signal.SIGALRM, 
        lambda s, f: timeout_handler(s, f, f'sending ({timeout}s)')
    )
    signal.alarm(timeout)
    try:
        result = socket.send(json.dumps(data))
        signal.alarm(0)
        return result
    except Exception:
        signal.alarm(0)
        raise