old_contents: # Tai Sakuma <sakuma@fnal.gov>
  
  ##____________________________________________________________________________||
  class CollectionMethod(object):
      def __init__(self, resultsCombinationMethod, deliveryMethod):
          self.resultsCombinationMethod = resultsCombinationMethod
          self.deliveryMethod = deliveryMethod
  
      def collect(self, rpairs):
          results = self.resultsCombinationMethod.combine(rpairs)
          self.deliveryMethod.deliver(results)
  
  ##____________________________________________________________________________||
  
new_contents: # Tai Sakuma <sakuma@fnal.gov>
  
  ##____________________________________________________________________________||
  class CollectionMethod(object):
      def __init__(self, resultsCombinationMethod, deliveryMethod):
          self.resultsCombinationMethod = resultsCombinationMethod
          self.deliveryMethod = deliveryMethod
  
      def collect(self, datasetReaderPairs):
          results = self.resultsCombinationMethod.combine(datasetReaderPairs)
          self.deliveryMethod.deliver(results)
  
  ##____________________________________________________________________________||
  
subject: rename a variable