core.signal.Signal

class documentation

class Signal(Generic[_P]):

A mutable async signal for registering and invoking callbacks.

Method	`__init__`	Undocumented
Method	`connect`	Register a callback.
Method	`disconnect`	Unregister a callback if present.
Async Method	`send`	Invoke all registered callbacks concurrently.
Instance Variable	`_callbacks`	Undocumented

def __init__(self): ¶

Undocumented

def connect(self, callback: Callback[_P]): ¶

def disconnect(self, callback: Callback[_P]): ¶

Unregister a callback if present.

async def send(self, *args: _P.args, **kwargs: _P.kwargs): ¶

Invoke all registered callbacks concurrently.

The callback set is snapshot before dispatch, so callbacks may safely connect or disconnect callbacks while handling the signal.

_callbacks: set[Callback[_P]] = ¶

Undocumented