def _jurisdictions(self):
        m = self.jurisdiction_mappings()
        mappings = [x for x in m if x['county'] != ""]
        return mappings
Aux Function.
dataset/ETHPy150Open openelections/openelections-core/openelex/us/tx/datasource.py/Datasource._jurisdictions--crossover with--dataset/ETHPy150Open mne-tools/mne-python/mne/cov.py/_unpack_epochs