Event Dispatcher (harp.event_dispatcher)

class LoggingAsyncEventDispatcher

Bases: AsyncEventDispatcher

Adds logging to AsyncEventDispatcher, should probably go into whistle 2.x (with a bit of reengineering).

todo: pass logger or logger name to constructor, choose logging level todo: add check for non-coroutines listeners which is wrong but leads to an undecypherable error message

__init__(*, logger=None)

add_listener(event_id, listener, /, *, priority=0)

Parameters:

• event_id (str)

• listener (Callable[[IEvent], Any | Coroutine])

• priority (int)

async adispatch(event_id, event=None, /)

Parameters:

• event_id (str)

• event (IEvent | None)

Returns:

Return type:

IDispatchedEvent