old_contents: def tally(tournament_results):
      pass
  
new_contents: class Tournament:
  
      def __init__(self, results):
          self.results = results
  
      def header(self):
          return 'Team                           | MP |  W |  D |  L |  P'
  
      def results_table(self):
          if (self.results == ''):
              return self.header()
  
  def tally(tournament_results):
      tournament = Tournament(tournament_results)
      return tournament.results_table()
  
subject: Implement results table header