code: def getNextParameters(self):
      ret = None
      if len(self.__strategyParameters):
          ret = self.__strategyParameters.pop()
      return ret
  
imports: import threading
  import time
  from six.moves import xmlrpc_server
  import pyalgotrade.logger
  from pyalgotrade.optimizer import base
  from pyalgotrade.optimizer import serialization
label_desc: Use image node_id 3 for calling the Job obj's underlying member method code with example usage: obj.getNextParameters() and returns: ret