dispatcher.py 文件源码

def set_self(self, receiver, slf):  # pragma: no cover
        """
        Set the self instance on a receiver.

        .. deprecated:: 0.0.1

        :param receiver: Receiver function.
        :param slf: Self instance
        """
        with self.lock:
            lookup_key = _make_id(receiver)
            for key, _ in self.receivers:
                if lookup_key == key:
                    ref = weakref.ref
                    slf = ref(slf)
                    self.self_refs[lookup_key] = slf
                    return
            raise Exception('Receiver is not yet known! You registered too early!')