commit 12e29a554b61076146a4d08d8ace620deaa4a513 Author: Illia Volochii <illia.volochii@gmail.com> Date: Thu Apr 23 23:16:19 2020 +0300 Optimize adding event listeners during controller initialization --- stem/control.py | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/stem/control.py b/stem/control.py index 94b368de..d055058e 100644 --- a/stem/control.py +++ b/stem/control.py @@ -1077,8 +1077,6 @@ class AsyncController(_ControllerClassMethodMixin, BaseController): self.clear_cache() self._notify_status_listeners(State.RESET) - self._asyncio_loop.create_task(self.add_event_listener(_sighup_listener, EventType.SIGNAL)) - def _confchanged_listener(event: stem.response.events.ConfChangedEvent) -> None: if self.is_caching_enabled(): to_cache_changed = dict((k.lower(), v) for k, v in event.changed.items()) @@ -1092,15 +1090,20 @@ class AsyncController(_ControllerClassMethodMixin, BaseController): self._confchanged_cache_invalidation(to_cache) - self._asyncio_loop.create_task(self.add_event_listener(_confchanged_listener, EventType.CONF_CHANGED)) - def _address_changed_listener(event: stem.response.events.StatusEvent) -> None: if event.action in ('EXTERNAL_ADDRESS', 'DNS_USELESS'): self._set_cache({'exit_policy': None}) self._set_cache({'address': None}, 'getinfo') self._last_address_exc = None - self._asyncio_loop.create_task(self.add_event_listener(_address_changed_listener, EventType.STATUS_SERVER)) + async def _add_event_listeners(): + await asyncio.gather( + self.add_event_listener(_sighup_listener, EventType.SIGNAL), + self.add_event_listener(_confchanged_listener, EventType.CONF_CHANGED), + self.add_event_listener(_address_changed_listener, EventType.STATUS_SERVER), + ) + + self._asyncio_loop.create_task(_add_event_listeners()) async def close(self) -> None: self.clear_cache()