도구가 움직이기 전에 들려야 해

import threading
import time

MAX_WAIT_S = 12.0     # a pre-tool line is one short sentence; past this, act anyway
STALE_S = 30.0        # a "reading" report this old is a client that went away


class SpeechGate:
    """Per-conversation reading state, reported by the voice clients."""

    def __init__(self) -> None:
        self._states: dict[str, tuple[bool, float]] = {}
        self._changed = threading.Condition()

    def report(self, conversation: str, busy: bool) -> None:
        with self._changed:
            self._states[conversation] = (busy, time.monotonic())
            self._changed.notify_all()

    def reading(self, conversation: str) -> bool:
        busy, at = self._states.get(conversation, (False, 0.0))
        return busy and time.monotonic() - at < STALE_S

    def wait_until_quiet(self, conversation: str, timeout: float = MAX_WAIT_S) -> float:
        """Block an ACTION until the line announcing it has been read. Seconds waited."""
        start = time.monotonic()
        deadline = start + timeout
        with self._changed:
            while self.reading(conversation):
                remaining = deadline - time.monotonic()
                if remaining <= 0:
                    break                                   # the ceiling: act anyway
                self._changed.wait(timeout=min(remaining, 0.5))
        return time.monotonic() - start


gate = SpeechGate()


def set_air_conditioner(conversation: str) -> None:
    waited = gate.wait_until_quiet(conversation)            # an action waits for its line
    print(f"  air conditioner on, after waiting {waited:.1f}s")


def read_weather(conversation: str) -> None:
    print("  weather read at once: nothing happens before its answer is spoken")


# The client queued the pre-tool line and reported busy; reading it takes 1.4 s.
gate.report("c1", busy=True)
threading.Timer(1.4, gate.report, args=("c1", False)).start()
print('"Hang on, I\'ll turn it on." (reading)')
read_weather("c1")
set_air_conditioner("c1")

print("a conversation whose client never reported:")
set_air_conditioner("c2")