def test_str_attr(self):
        assert self.ds.Conventions == 'CF-1.6'
        assert hasattr(self.ds, 'Conventions')
**REQUIRED**. Get a formatted 2D dataset that can be returned by a GetMap request.
dataset/ETHPy150Open Unidata/siphon/siphon/cdmr/tests/test_dataset.py/TestDataset.test_str_attr--crossover with--dataset/ETHPy150Open hydroshare/hydroshare2/ga_ows/views/wms/base.py/WMSAdapterBase.get_2d_dataset