new_contents: # This program totals everything being brought to a picnic
  allGuests = {'Alice': {'apples': 5, 'pretzels': 12},
               'Bob': {'ham sandwiches': 3, 'apples': 2},
               'Carol': {'cups': 3, 'apple pies': 1}}
  
  
  def totalBrought(guests, item):
      numBrought = 0
      for k, v in guests.items():
          numBrought += v.get(item, 0)
      return numBrought
  
  
  print('Number of things being brought:')
  print(' - Apples         ' + str(totalBrought(allGuests, 'apples')))
  print(' - Cups           ' + str(totalBrought(allGuests, 'cups')))
  print(' - Cakes          ' + str(totalBrought(allGuests, 'cakes')))
  print(' - Ham Sandwiches ' + str(totalBrought(allGuests, 'ham sandwiches')))
  print(' - Apple Pies     ' + str(totalBrought(allGuests, 'apple pies')))
  
subject: Initialize P05_totalBrought