code: def emit(self, *args, **kwargs):
          '''
          Emits this signal. As result, all handlers will be invoked.
          '''
          self._messanger.send(self, *args, **kwargsf emit(self, *args, **kwargs):
          '''
          Emits this signal. As result, all handlers will be invoked.
          '''
          self._messanger.send(self, *args, **kwargs)
docs: Emits this signal. As result, all handlers will be invoked.