def __init__(self):
        super(InfNFeAquav, self).__init__()
        self.chave = TagCaracter(nome='chave', tamanho=[ 44, 44], raiz='//CTe/infCte/infCTeNorm/infModal/aquav/detCont/infDoc/infNFe', namespace=NAMESPACE_CTE, namespace_obrigatorio=False)
        self.unidRat = TagDecimal(nome='unidRat', tamanho=[1, 3, 1], decimais=[0, 2, 2], raiz='//CTe/infCte/infCTeNorm/infModal/aquav/detCont/infDoc/infNFe', obrigatorio=False)