29 lines
598 B
Python
29 lines
598 B
Python
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# BEGIN TOMBOLA_BINGO
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import random
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from tombola import Tombola
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class BingoCage(Tombola): # <1>
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def __init__(self, items):
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self._randomizer = random.SystemRandom() # <2>
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self._items = []
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self.load(items) # <3>
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def load(self, items):
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self._items.extend(items)
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self._randomizer.shuffle(self._items) # <4>
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def pick(self): # <5>
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try:
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return self._items.pop()
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except IndexError:
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raise LookupError('pick from empty BingoCage')
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def __call__(self): # <7>
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self.pick()
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# END TOMBOLA_BINGO
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