def emit(self,signal,args):
    if self.connections.has_key(signal):
      for slot in self.connections[signal]:
        slot(*args)
pseudo-emit - calls any slots connected to signal
dataset/ETHPy150Open acil-bwh/SlicerCIP/Scripted/InteractiveLobeSegmentation/InteractiveLobeSegmentation.py/ILSpqWidget.emit