How to use the aiomisc.circuit_breaker.CircuitBreakerStates.RECOVERING function in aiomisc

def _compute_state(self):
        current_time = time.monotonic()

        if current_time < self._stuck_until:
            # Skip state changing until
            return

        if self._state is CircuitBreakerStates.BROKEN:
            self._state = CircuitBreakerStates.RECOVERING
            self._recovery_at = current_time
            return

        # Do not compute when not enough statistic
        if (
            self._state is CircuitBreakerStates.PASSING
            and len(self._statistic) < self.BUCKET_COUNT
        ):
            return

        recovery_ratio = self.recovery_ratio

        if self._state is CircuitBreakerStates.PASSING:
            if recovery_ratio >= self.PASSING_BROKEN_THRESHOLD:
                self._stuck_until = current_time + self._broken_time
                self._state = CircuitBreakerStates.BROKEN

def _exec(self):
        counter = self.counter()
        self._compute_state()

        if self._state is CircuitBreakerStates.PASSING:
            yield from self._on_passing(counter)
            return

        elif self._state is CircuitBreakerStates.BROKEN:
            yield from self._on_broken()
            return

        elif self._state is CircuitBreakerStates.RECOVERING:
            yield from self._on_recover(counter)
            return

        raise NotImplementedError(self._state)