def __init__(self, *args, **kwargs):
     ProtParticlePicking.__init__(self, *args, **kwargs)
     self.stepsExecutionMode = STEPS_PARALLEL
 def __init__(self, **args):        
     ProtParticlePicking.__init__(self, **args)
     # The following attribute is only for testing
     self.importFolder = String(args.get('importFolder', None))