nesteddictionariesautomatetheboringstuff

allGuests = {'Alice': {'apples':5, 'pretzels':12},
             'Bob': {'ham sandwiches': 3, 'apples': 2},
             'Carol': {'cups': 3, 'apple pies': 1}}

def totalBrough(guests, item):
    numbBrought = 0
    for k, v in guests.items():
        numBrought = 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')))