old_contents: from cooperator import *
  from defector import *
  from grudger import *
  from rand import *
  from titfortat import *
  from gobymajority import *
  from alternator import *
  from averagecopier import *
  from grumpy import *
  
  
  strategies = [
          Defector,
          Cooperator,
          TitForTat,
          Grudger,
          GoByMajority,
          Random,
          Alternator,
          AverageCopier,
          Grumpy,
          ]
  
new_contents: from cooperator import *
  from defector import *
  from grudger import *
  from rand import *
  from titfortat import *
  from gobymajority import *
  from alternator import *
  from averagecopier import *
  from grumpy import *
  from inverse import *
  
  
  strategies = [
          Defector,
          Cooperator,
          TitForTat,
          Grudger,
          GoByMajority,
          Random,
          Alternator,
          AverageCopier,
          Grumpy,
          Inverse
          ]
  
subject: Change init to add inverse strategy