def test_fromdict(self):
        header_dict = self.header_arquivo.todict()
        header_arquivo = itau.registros.HeaderArquivo(**header_dict)
        self.assertEqual(header_arquivo.cedente_nome,
                                                'TRACY TECNOLOGIA LTDA ME')
        self.assertEqual(header_arquivo.nome_do_banco, 'BANCO ITAU SA')
def range(cls, dataset, dimension):
        dimension = dataset.get_dimension(dimension, strict=True)
        column = dataset.data[dimension.name]
        if dimension.nodata is not None:
            column = cls.replace_value(column, dimension.nodata)
        if column.dtype.kind == 'O':
            return np.NaN, np.NaN
        else:
            return finite_range(column, column.min(), column.max())