4 class grab_bag(object):
12 if item not in self.contents:
13 self.contents.add(item)
15 def add_all(self, collection):
19 def subset(self, count):
20 if len(self.contents) < count:
22 subset = random.sample(self.contents, count)
26 return len(self.contents)
30 # x.add_all([1, 2, 3, 4, 5, 6, 7, 8, 9, 10])