class Bebida(): def __init__(self, descricao, preco): self.descricao = descricao self.preco = preco class Decorator(): def __init__(self, bebida, condimento): self.bebida = bebida self.condimento = condimento self.descricao = '%s + %s' % (bebida.descricao, condimento.descricao) self.preco = bebida.preco + condimento.preco expresso = Bebida('Expresso', 2.0) soja = Bebida('Soja', 1.0) leite = Bebida('Leite', 0.5) bebida = Decorator(expresso, soja) bebida = Decorator(bebida, leite) print '%s $%s' % (bebida.descricao, bebida.preco)
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