text: import core.eap_spray
  
  class Worker_Pool(object):
  
      def __init__(self, interfaces, essid, password, input_queue, output_queue, conf_dir):
  
          self.workers = []
          for index,interface in enumerate(interfaces):
              worker = core.eap_spray.Worker(
                                          interface,
                                          essid,
                                          password,
                                          input_queue,
                                          output_queue,
                                          conf_dir,
              )
              self.workers.append(worker)
  
      def start(self):
  
          for worker in self.workers:
              worker.start()
  
      def join(self):
  
          for worker in self.workers:
              worker.join()
  