code: def worker_process(strategyClass, address, port, workerName):
      class MyWorker(Worker):
          def runStrategy(self, barFeed, *args, **kwargs):
              strat = strategyClass(barFeed, *args, **kwargs)
              strat.run()
              return strat.getResult()
  
      # Create a worker and run it.
      w = MyWorker(address, port, workerName)
      w.run()
  
imports: import socket
  import multiprocessing
  import retrying
  from six.moves import xmlrpc_client
  import pyalgotrade.logger
  from pyalgotrade import barfeed
  from pyalgotrade.optimizer import serialization
label_desc: Use image node_id 3 for calling a global function with example usage: worker_process(strategyClass, address, port, workerName) and returns: strat