16-2.py

ticker = {
    'children': 3,
    'cats': 7,
    'samoyeds': 2,
    'pomeranians': 3,
    'akitas': 0,
    'vizslas': 0,
    'goldfish': 5,
    'trees': 3,
    'cars': 2,
    'perfumes': 1
}

with open('day16.txt', 'r') as f:
    for sue, line in enumerate(f.readlines(), start=1):
        parts = line.split()

        name_1 = parts[2][:-1]
        nr_1 = int(parts[3][:-1])
        name_2 = parts[4][:-1]
        nr_2 = int(parts[5][:-1])
        name_3 = parts[6][:-1]
        nr_3 = int(parts[7])

        first, second, third = False, False, False

        for pair in [(name_1, nr_1), (name_2, nr_2), (name_3, nr_3)]:
            if pair[0] in ('children', 'samoyeds', 'akitas',
                           'vizslas', 'cars', 'perfumes'):
                if ticker[pair[0]] == pair[1]:
                    first = True
            if pair[0] in ('cats', 'trees'):
                if pair[1] > ticker[pair[0]]:
                    second = True
            if pair[0] in ('pomeranians', 'goldfish'):
                if pair[1] < ticker[pair[0]]:
                    third = True

            if first and second and third:
                print 'sue', sue